Lin Alfred

SEC source: 0001062993-22-013761 · form4.xml · nonDerivative · entry 1

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 13,296,554

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Represents the conversion of Class B Common Stock to Class A Common Stock in the following amounts: 1,760,242 shares held by SC US GF V Holdings, Ltd. ("US GF V Holdco"), 713,923 shares held by Sequoia Capital Global Growth Fund, LP ("GGF"), 24,869 shares held by Sequoia Capital Global Growth Principals Fund, LP ("GGF PF"), 8,534,781 shares held by Sequoia Capital XII, L.P.("SC XII"), 454,385 shares held by Sequoia Technology Partners XII, L.P. ("STP XII"), and 1,297,850 shares held by Sequoia Capital XII Principals Fund, LLC ("SC XII PF").

F1 · shares: Represents the conversion of Class B Common Stock to Class A Common Stock in the following amounts: 1,760,242 shares held by SC US GF V Holdings, Ltd. ("US GF V Holdco"), 713,923 shares held by Sequoia Capital Global Growth Fund, LP ("GGF"), 24,869 shares held by Sequoia Capital Global Growth Principals Fund, LP ("GGF PF"), 8,534,781 shares held by Sequoia Capital XII, L.P.("SC XII"), 454,385 shares held by Sequoia Technology Partners XII, L.P. ("STP XII"), and 1,297,850 shares held by Sequoia Capital XII Principals Fund, LLC ("SC XII PF").

F2 · balance_after: Includes shares of Class A Common Stock in the following amounts: 1,760,242 shares held by US GF V Holdco, 713,923 shares held by GGF, 24,869 shares held by GGF PF, 8,534,781 shares held by SC XII, 454,385 shares held by STP XII, 1,297,850 shares held by SC XII PF, 502,758 shares held by Sequoia Capital Global Growth Fund II, L.P. ("GGF II"), and 7,746 shares held by Sequoia Capital Global Growth II Principals Fund, L.P. ("GGF II PF").

F5 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd., which is: (i) the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P., which together own 100% of the outstanding ordinary shares of US GF V Holdco; (ii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of US GF VII and US GF VII PF; (iii) the general partner of SCGGF Management, L.P., which is the general partner of each of GGF and GGF PF; and (iv) the general partner of SC Global Growth II Management, L.P., which is the general partner of each GGF II and GGF II PF. The Reporting Person is a member of SC XII Management, LLC, which is the general partner of each of SC XII and STP XII, and the managing member of SC XII PF.

F6 · ownership.nature: (cont'd) The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-014177 · form4a.xml · derivative · entry 6

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund Parallel, LLC

Disclosed balance after: 6,039,832

Underlying: Class A Common Stock · 1,813,067 shares

Expires not disclosed

F3 · derivative.exercise_price: The original Form 4, filed on May 27, 2022, is being amended by this Form 4 amendment to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund Parallel, LLC ("SCFP") on May 25, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects an increase in the number of shares reported as beneficially owned by the reporting person by 4,885 shares.

F7 · derivative.exercise_price: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F3 · kind: The original Form 4, filed on May 27, 2022, is being amended by this Form 4 amendment to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund Parallel, LLC ("SCFP") on May 25, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects an increase in the number of shares reported as beneficially owned by the reporting person by 4,885 shares.

F7 · kind: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F7 · derivative.exercise_date: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F7 · derivative.expiration_date: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F6 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and the managing member of Sequoia Capital Fund Parallel, LLC ("SCFP"). The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-012032 · form4.xml · derivative · entry 13

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By estate planning vehicle

Disclosed balance after: 359,915

Underlying: Class A Common Stock · 256,054 shares

Expires not disclosed

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F13 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering.

F13 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering.

SEC source: 0001062993-22-012032 · form4.xml · derivative · entry 12

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund Parallel, LLC

Disclosed balance after: 4,226,765

Underlying: Class A Common Stock · 1,744,564 shares

Expires not disclosed

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F13 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering.

F13 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering.

F8 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-012032 · form4.xml · derivative · entry 11

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund, LP

Disclosed balance after: 21,396,381

Underlying: Class A Common Stock · 8,827,761 shares

Expires not disclosed

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F13 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering.

F13 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering.

F8 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-012032 · form4.xml · derivative · entry 10

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Grove II, LLC

Disclosed balance after: 372,556

Underlying: Class A Common Stock · 186,276 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F9 · kind: Represents the conversion of 186,276 shares of Class B Common Stock of the Issuer to Class A Common Stock.

F9 · shares: Represents the conversion of 186,276 shares of Class B Common Stock of the Issuer to Class A Common Stock.

F13 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering.

F13 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove II, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-012032 · form4.xml · derivative · entry 9

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 24,132,647

Underlying: Class A Common Stock · 12,321,575 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · kind: Represents the conversion of Class B Common Stock to Class A Common Stock in the following amounts: 880,122 shares held by SC US GF V Holdings, Ltd. ("US GF V Holdco"), 713,923 shares held by Sequoia Capital Global Growth Fund, LP ("GGF"), 24,869 shares held by Sequoia Capital Global Growth Principals Fund, LP ("GGF PF"), 8,534,781 shares held by Sequoia Capital XII, L.P. ("SC XII"), 454,385 shares held by Sequoia Technology Partners XII, L.P. ("STP XII"), 1,297,850 shares held by Sequoia Capital XII Principals Fund, LLC ("SC XII PF"), 364,902 shares held by Sequoia Capital Global Growth Fund II, L.P. ("GGF II"), 5,622 shares held by Sequoia Capital Global Growth II Principals Fund, L.P. ("GGF II PF"), 41,284 shares held by Sequoia Capital U.S. Growth Fund VII, L.P. ("US GF VII"), and 3,837 shares held by Sequoia Capital U.S. Growth VII Principals Fund, L.P. ("US GF VII PF").

F1 · shares: Represents the conversion of Class B Common Stock to Class A Common Stock in the following amounts: 880,122 shares held by SC US GF V Holdings, Ltd. ("US GF V Holdco"), 713,923 shares held by Sequoia Capital Global Growth Fund, LP ("GGF"), 24,869 shares held by Sequoia Capital Global Growth Principals Fund, LP ("GGF PF"), 8,534,781 shares held by Sequoia Capital XII, L.P. ("SC XII"), 454,385 shares held by Sequoia Technology Partners XII, L.P. ("STP XII"), 1,297,850 shares held by Sequoia Capital XII Principals Fund, LLC ("SC XII PF"), 364,902 shares held by Sequoia Capital Global Growth Fund II, L.P. ("GGF II"), 5,622 shares held by Sequoia Capital Global Growth II Principals Fund, L.P. ("GGF II PF"), 41,284 shares held by Sequoia Capital U.S. Growth Fund VII, L.P. ("US GF VII"), and 3,837 shares held by Sequoia Capital U.S. Growth VII Principals Fund, L.P. ("US GF VII PF").

F13 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering.

F13 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will automatically convert into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the date and time, or the occurrence of an event, specified by vote or written consent of the holders of at least 80% of the outstanding shares of Class B common stock at the time of such vote or consent, voting as a separate series or (c) the 20-year anniversary of the closing of the Issuer's initial public offering.

F11 · balance_after: Includes shares of Class B Common Stock in the following amounts: 1,760,242 shares held by US GF V Holdco, 1,427,847 shares held by GGF, 49,739 shares held by GGF PF, 17,069,562 shares held by SC XII, 908,770 shares held by STP XII, 2,595,702 shares held by SC XII PF, 227,044 shares held by GGF II, 3,498 shares held by GGF II PF, 82,568 shares held by US GF VII, and 7,675 shares held by US GF VII PF.

F5 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd., which is: (i) the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P., which together own 100% of the outstanding ordinary shares of US GF V Holdco; (ii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of US GF VII and US GF VII PF; (iii) the general partner of SCGGF Management, L.P., which is the general partner of each of GGF and GGF PF; and (iv) the general partner of SC Global Growth II Management, L.P., which is the general partner of each GGF II and GGF II PF. The Reporting Person is a member of SC XII Management, LLC, which is the general partner of each of SC XII and STP XII, and the managing member of SC XII PF.

F6 · ownership.nature: (cont'd) The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-012032 · form4.xml · nonDerivative · entry 5

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By estate planning vehicle

Disclosed balance after: 19,843

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

SEC source: 0001062993-22-012032 · form4.xml · nonDerivative · entry 4

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Grove II, LLC

Disclosed balance after: 0

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F10 · shares: Represents a pro rata distribution of 186,276 shares of Class A Common Stock of the Issuer to partners and members.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove II, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-012032 · form4.xml · nonDerivative · entry 3

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Grove II, LLC

Disclosed balance after: 186,276

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F9 · kind: Represents the conversion of 186,276 shares of Class B Common Stock of the Issuer to Class A Common Stock.

F9 · shares: Represents the conversion of 186,276 shares of Class B Common Stock of the Issuer to Class A Common Stock.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove II, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-012032 · form4.xml · nonDerivative · entry 2

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 510,504

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F3 · shares: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members in the following amounts: 880,122 shares from US GF V Holdco, 713,923 shares from GGF, 24,869 shares from GGF PF, 8,534,781 shares from SC XII, 454,385 shares from STP XII, 1,297,850 shares from SC XII PF, 364,902 shares from GGF II, 5,622 shares held by GGF II PF, 41,284 shares from US GF VII, and 3,837 shares from US GF VII PF.

F4 · balance_after: Includes shares of Class A Common Stock in the following amounts: 502,758 shares held by GGF II, and 7,746 shares held by GGF II PF.

F5 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd., which is: (i) the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P., which together own 100% of the outstanding ordinary shares of US GF V Holdco; (ii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of US GF VII and US GF VII PF; (iii) the general partner of SCGGF Management, L.P., which is the general partner of each of GGF and GGF PF; and (iv) the general partner of SC Global Growth II Management, L.P., which is the general partner of each GGF II and GGF II PF. The Reporting Person is a member of SC XII Management, LLC, which is the general partner of each of SC XII and STP XII, and the managing member of SC XII PF.

F6 · ownership.nature: (cont'd) The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-012032 · form4.xml · nonDerivative · entry 1

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 12,832,079

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Represents the conversion of Class B Common Stock to Class A Common Stock in the following amounts: 880,122 shares held by SC US GF V Holdings, Ltd. ("US GF V Holdco"), 713,923 shares held by Sequoia Capital Global Growth Fund, LP ("GGF"), 24,869 shares held by Sequoia Capital Global Growth Principals Fund, LP ("GGF PF"), 8,534,781 shares held by Sequoia Capital XII, L.P. ("SC XII"), 454,385 shares held by Sequoia Technology Partners XII, L.P. ("STP XII"), 1,297,850 shares held by Sequoia Capital XII Principals Fund, LLC ("SC XII PF"), 364,902 shares held by Sequoia Capital Global Growth Fund II, L.P. ("GGF II"), 5,622 shares held by Sequoia Capital Global Growth II Principals Fund, L.P. ("GGF II PF"), 41,284 shares held by Sequoia Capital U.S. Growth Fund VII, L.P. ("US GF VII"), and 3,837 shares held by Sequoia Capital U.S. Growth VII Principals Fund, L.P. ("US GF VII PF").

F1 · shares: Represents the conversion of Class B Common Stock to Class A Common Stock in the following amounts: 880,122 shares held by SC US GF V Holdings, Ltd. ("US GF V Holdco"), 713,923 shares held by Sequoia Capital Global Growth Fund, LP ("GGF"), 24,869 shares held by Sequoia Capital Global Growth Principals Fund, LP ("GGF PF"), 8,534,781 shares held by Sequoia Capital XII, L.P. ("SC XII"), 454,385 shares held by Sequoia Technology Partners XII, L.P. ("STP XII"), 1,297,850 shares held by Sequoia Capital XII Principals Fund, LLC ("SC XII PF"), 364,902 shares held by Sequoia Capital Global Growth Fund II, L.P. ("GGF II"), 5,622 shares held by Sequoia Capital Global Growth II Principals Fund, L.P. ("GGF II PF"), 41,284 shares held by Sequoia Capital U.S. Growth Fund VII, L.P. ("US GF VII"), and 3,837 shares held by Sequoia Capital U.S. Growth VII Principals Fund, L.P. ("US GF VII PF").

F2 · balance_after: Includes shares of Class A Common Stock in the following amounts: 880,122 shares held by US GF V Holdco, 713,923 shares held by GGF, 24,869 shares held by GGF PF, 8,534,781 shares held by SC XII, 454,385 shares held by STP XII, 1,297,850 shares held by SC XII PF, 867,660 shares held by GGF II, 13,368 shares held by GGF II PF, 41,284 shares held by US GF VII, 3,837 shares held by US GF VII PF.

F5 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd., which is: (i) the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P., which together own 100% of the outstanding ordinary shares of US GF V Holdco; (ii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of US GF VII and US GF VII PF; (iii) the general partner of SCGGF Management, L.P., which is the general partner of each of GGF and GGF PF; and (iv) the general partner of SC Global Growth II Management, L.P., which is the general partner of each GGF II and GGF II PF. The Reporting Person is a member of SC XII Management, LLC, which is the general partner of each of SC XII and STP XII, and the managing member of SC XII PF.

F6 · ownership.nature: (cont'd) The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-007350 · form4.xml · nonDerivative · entry 6

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Global Growth Fund, III- U.S./India Annex Fund, L.P.

Disclosed balance after: 818,150

F6 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $92.4800 to $93.0100. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F7 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F8 · ownership.nature: (Continued from Footnote 7) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F9 · ownership.nature: (Continued from Footnote 8) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F10 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-007350 · form4.xml · nonDerivative · entry 5

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Global Growth Fund, III- U.S./India Annex Fund, L.P.

Disclosed balance after: 761,712

F5 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $91.4800 to $92.4799. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F7 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F8 · ownership.nature: (Continued from Footnote 7) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F9 · ownership.nature: (Continued from Footnote 8) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F10 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-007350 · form4.xml · nonDerivative · entry 4

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Global Growth Fund, III- U.S./India Annex Fund, L.P.

Disclosed balance after: 634,926

F4 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $84.1700 to $85.0000. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F7 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F8 · ownership.nature: (Continued from Footnote 7) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F9 · ownership.nature: (Continued from Footnote 8) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F10 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-007350 · form4.xml · nonDerivative · entry 3

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Global Growth Fund, III- U.S./India Annex Fund, L.P.

Disclosed balance after: 286,165

F3 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $83.1700 to $84.1699. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F7 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F8 · ownership.nature: (Continued from Footnote 7) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F9 · ownership.nature: (Continued from Footnote 8) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F10 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-007350 · form4.xml · nonDerivative · entry 2

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Global Growth Fund, III- U.S./India Annex Fund, L.P.

Disclosed balance after: 267,159

F2 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $82.1700 to $83.1699. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F7 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F8 · ownership.nature: (Continued from Footnote 7) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F9 · ownership.nature: (Continued from Footnote 8) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F10 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-007350 · form4.xml · nonDerivative · entry 1

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Global Growth Fund, III- U.S./India Annex Fund, L.P.

Disclosed balance after: 258,032

F1 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $81.1700 to $82.1699. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F7 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F8 · ownership.nature: (Continued from Footnote 7) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F9 · ownership.nature: (Continued from Footnote 8) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F10 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-006472 · form4.xml · nonDerivative · entry 10

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By estate planning vehicle

Disclosed balance after: 890,926

F1 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

SEC source: 0001062993-22-006472 · form4.xml · nonDerivative · entry 9

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund Parallel, LLC

Disclosed balance after: 459,341

F1 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F7 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. The reporting person disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-006472 · form4.xml · nonDerivative · entry 8

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund, LP

Disclosed balance after: 2,531,667

F1 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F7 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. The reporting person disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-006472 · form4.xml · nonDerivative · entry 7

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By estate planning vehicle

Disclosed balance after: 879,120

F1 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

SEC source: 0001062993-22-006472 · form4.xml · nonDerivative · entry 6

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 2,604,048

F1 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F6 · ownership.nature: The Reporting Person is a member of Sequoia Grove II, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-006472 · form4.xml · nonDerivative · entry 5

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital USV XIV Holdco, Ltd.

Disclosed balance after: 12,399,303

F1 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F3 · ownership.nature: (Continued from Footnote 2) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F4 · ownership.nature: (Continued from Footnote 3) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F5 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-006472 · form4.xml · nonDerivative · entry 4

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Global Growth II Principals Fund, L.P.

Disclosed balance after: 137,131

F1 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F3 · ownership.nature: (Continued from Footnote 2) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F4 · ownership.nature: (Continued from Footnote 3) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F5 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-006472 · form4.xml · nonDerivative · entry 3

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Global Growth Fund II, L.P.

Disclosed balance after: 8,961,452

F1 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F3 · ownership.nature: (Continued from Footnote 2) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F4 · ownership.nature: (Continued from Footnote 3) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F5 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-006472 · form4.xml · nonDerivative · entry 2

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital U.S. Growth VII Principals Fund, L.P.

Disclosed balance after: 377,907

F1 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F3 · ownership.nature: (Continued from Footnote 2) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F4 · ownership.nature: (Continued from Footnote 3) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F5 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-006472 · form4.xml · nonDerivative · entry 1

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital U.S. Growth Fund VII, L.P.

Disclosed balance after: 4,178,708

F1 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and

F3 · ownership.nature: (Continued from Footnote 2) Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds; (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; (v) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, L.P. (SC GGF) and Sequoia Capital Global Growth Principals Fund, L.P. (SC GGF PF), or collectively, the SC GGF Funds; and

F4 · ownership.nature: (Continued from Footnote 3) (vi) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, the SC GGF Funds and the SC GGFIII Funds.

F5 · ownership.nature: The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001062993-22-005996 · form4.xml · derivative · entry 23

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund Parallel, LLC

Disclosed balance after: 3,487,701

Underlying: Class A Common Stock · 2,334,931 shares

Expires not disclosed

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.exercise_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.expiration_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F8 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of hi

SEC source: 0001062993-22-005996 · form4.xml · derivative · entry 22

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund, LP(6)

Disclosed balance after: 12,664,592

Underlying: Class A Common Stock · 8,529,706 shares

Expires not disclosed

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.exercise_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.expiration_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F8 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of hi

SEC source: 0001062993-22-005996 · form4.xml · derivative · entry 21

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Grove II, LLC

Disclosed balance after: 549,503

Underlying: Class A Common Stock · 186,378 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F17 · shares: Represents the conversion of 186,378 shares of Class B Common Stock of the Issuer to Class A Common Stock.

F12 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.exercise_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.expiration_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove II, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-005996 · form4.xml · derivative · entry 20

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 36,454,221

Underlying: Class A Common Stock · 12,190,503 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F13 · shares: Represents the conversion of Class B Common Stock to Class A Common Stock in the following amounts: 880,122 shares from US GF V Holdco, 713,923 shares from GGF, 24,869 shares from GGF PF, 8,534,781 shares from SC XII, 454,385 shares from STP XII, 1,297,850 shares from SC XII PF, 268,866 shares from GGF II, 4,142 shares from GGF II PF, 10,581 shares from US GF VII and 984 shares from US GF VII PF.

F12 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.exercise_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.expiration_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F13 · balance_after: Represents the conversion of Class B Common Stock to Class A Common Stock in the following amounts: 880,122 shares from US GF V Holdco, 713,923 shares from GGF, 24,869 shares from GGF PF, 8,534,781 shares from SC XII, 454,385 shares from STP XII, 1,297,850 shares from SC XII PF, 268,866 shares from GGF II, 4,142 shares from GGF II PF, 10,581 shares from US GF VII and 984 shares from US GF VII PF.

F5 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd., which is: (i) the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P., which together own 100% of the outstanding ordinary shares of US GF V Holdco; (ii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of US GF VII and US GF VII PF; (iii) the general partner of SCGGF Management, L.P., which is the general partner of each of GGF and GGF PF; and (iv) the general partner of SC Global Growth II Management, L.P., which is the general partner of each GGF II and GGF II PF. The Reporting Person is a member of SC XII Management, LLC, which is the general partner of each of SC XII and STP XII, and the managing member of SC XII PF.

F6 · ownership.nature: (cont'd) The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 14

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By estate planning vehicle

Disclosed balance after: 18,447

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 13

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund Parallel, LLC

Disclosed balance after: 40,794

F8 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of hi

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 12

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund, LP(6)

Disclosed balance after: 306,184

F8 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of hi

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 11

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Grove II, LLC

Disclosed balance after: 0

F18 · shares: Represents a distribution of 195,606 shares of Class A Common Stock of the Issuer to partners and members.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove II, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 10

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Grove II, LLC

Disclosed balance after: 195,606

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F17 · shares: Represents the conversion of 186,378 shares of Class B Common Stock of the Issuer to Class A Common Stock.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove II, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 9

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 510,504

F15 · shares: Represents a distribution of Class A Common Stock of the Issuer to partners or members in the following amounts: 880,122 shares from US GF V Holdco, 713,923 shares from GGF, 24,869 shares from GGF PF, 8,534,781 shares from SC XII, 454,385 shares from STP XII, 1,297,850 shares from SC XII PF, 364,902 shares from GGF II, 5,622 shares from GGF II PF, 41,284 shares from US GF VII and 3,837 shares from US GF VII PF.

F16 · balance_after: Includes shares of Class A Common Stock in the following amounts: 502,758 shares held by GGF II and 7,746 shares held by GGF II PF.

F5 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd., which is: (i) the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P., which together own 100% of the outstanding ordinary shares of US GF V Holdco; (ii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of US GF VII and US GF VII PF; (iii) the general partner of SCGGF Management, L.P., which is the general partner of each of GGF and GGF PF; and (iv) the general partner of SC Global Growth II Management, L.P., which is the general partner of each GGF II and GGF II PF. The Reporting Person is a member of SC XII Management, LLC, which is the general partner of each of SC XII and STP XII, and the managing member of SC XII PF.

F6 · ownership.nature: (cont'd) The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 8

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 12,832,079

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F13 · shares: Represents the conversion of Class B Common Stock to Class A Common Stock in the following amounts: 880,122 shares from US GF V Holdco, 713,923 shares from GGF, 24,869 shares from GGF PF, 8,534,781 shares from SC XII, 454,385 shares from STP XII, 1,297,850 shares from SC XII PF, 268,866 shares from GGF II, 4,142 shares from GGF II PF, 10,581 shares from US GF VII and 984 shares from US GF VII PF.

F14 · balance_after: Includes shares of Class A Common Stock in the following amounts: 880,122 shares held by US GF V Holdco, 713,923 shares held by GGF, 24,869 shares held by GGF PF, 8,534,781 shares held by SC XII, 454,385 shares held by STP XII, 1,297,850 shares held by SC XII PF, 867,660 shares held by GGF II, 13,368 shares held by GGF II PF, 41,284 shares held by US GF VII and 3,837 shares held by US GF VII PF.

F5 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd., which is: (i) the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P., which together own 100% of the outstanding ordinary shares of US GF V Holdco; (ii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of US GF VII and US GF VII PF; (iii) the general partner of SCGGF Management, L.P., which is the general partner of each of GGF and GGF PF; and (iv) the general partner of SC Global Growth II Management, L.P., which is the general partner of each GGF II and GGF II PF. The Reporting Person is a member of SC XII Management, LLC, which is the general partner of each of SC XII and STP XII, and the managing member of SC XII PF.

F6 · ownership.nature: (cont'd) The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-010687 · form4a.xml · derivative · entry 4

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund Parallel, LLC

Disclosed balance after: 2,482,201

Underlying: Class A Common Stock · 1,664,597 shares

Expires not disclosed

F4 · derivative.exercise_price: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund Parallel, LLC on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 1,005,500 shares.

F5 · derivative.exercise_price: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F4 · kind: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund Parallel, LLC on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 1,005,500 shares.

F5 · kind: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F4 · shares: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund Parallel, LLC on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 1,005,500 shares.

F5 · shares: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F4 · price: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund Parallel, LLC on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 1,005,500 shares.

F5 · price: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F4 · derivative.exercise_date: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund Parallel, LLC on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 1,005,500 shares.

F5 · derivative.exercise_date: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F4 · derivative.expiration_date: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund Parallel, LLC on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 1,005,500 shares.

F5 · derivative.expiration_date: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F6 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of hi

SEC source: 0001062993-22-010687 · form4a.xml · derivative · entry 3

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund, LP

Disclosed balance after: 12,568,620

Underlying: Class A Common Stock · 8,465,725 shares

Expires not disclosed

F3 · derivative.exercise_price: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund, LP on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 95,972 shares.

F5 · derivative.exercise_price: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F3 · kind: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund, LP on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 95,972 shares.

F5 · kind: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F3 · shares: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund, LP on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 95,972 shares.

F5 · shares: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F3 · price: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund, LP on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 95,972 shares.

F5 · price: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F3 · derivative.exercise_date: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund, LP on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 95,972 shares.

F5 · derivative.exercise_date: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F3 · derivative.expiration_date: The original Form 4, filed on March 1, 2022, is being amended by this Form 4 amendment solely to correct an administrative error, which misreported the number of securities acquired by Sequoia Capital Fund, LP on February 27, 2022. As a result of this administrative error, the number of shares beneficially owned by the reporting person following the corrected transaction reflects a reduction in the number of shares reported as beneficially owned by the reporting person by 95,972 shares.

F5 · derivative.expiration_date: Represents a pro rata distribution of Class B Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F6 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of hi

SEC source: 0001062993-22-005996 · form4.xml · derivative · entry 19

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund Parallel, LLC

Disclosed balance after: 1,152,770

Underlying: Class A Common Stock · 1,152,770 shares

Expires not disclosed

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.exercise_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.expiration_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F8 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of hi

SEC source: 0001062993-22-005996 · form4.xml · derivative · entry 18

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund, LP(6)

Disclosed balance after: 4,134,886

Underlying: Class A Common Stock · 4,134,886 shares

Expires not disclosed

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.exercise_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.expiration_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F8 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of hi

SEC source: 0001062993-22-005996 · form4.xml · derivative · entry 17

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Grove II, LLC

Disclosed balance after: 735,881

Underlying: Class A Common Stock · 79,641 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F9 · shares: Represents the conversion of 79,641 shares of Class B Common Stock of the Issuer to Class A Common Stock.

F12 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.exercise_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.expiration_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove II, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-005996 · form4.xml · derivative · entry 16

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 48,644,727

Underlying: Class A Common Stock · 5,952,965 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F12 · derivative.exercise_price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · kind: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F1 · shares: Represents the conversion of Class B Common Stock to Class A Common Stock in the following amounts: 440,061 shares from SC US GF V Holdings, Ltd. ("US GF V Holdco"), 356,961 shares from Sequoia Capital Global Growth Fund, LP ("GGF"), 12,435 shares from Sequoia Capital Global Growth Principals Fund, LP ("GGF PF"), 4,267,391 shares from Sequoia Capital XII, L.P. ("SC XII"), 227,192 shares from Sequoia Technology Partners XII, L.P. ("STP XII"), 648,925 shares from Sequoia Capital XII Principals Fund, LLC ("SC XII PF").

F12 · price: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.exercise_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F12 · derivative.expiration_date: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F11 · balance_after: Includes shares of Class B Common Stock in the following amounts: 860,812 shares held by GGF II, 13,262 shares held by GGF II PF, 134,433 shares held by US GF VII, 12,496 shares held by US GF VII PF, 3,520,486 shares held by US GF V Holdco, 2,855,694 shares held by GGF, 99,478 shares held by GGF PF, 34,139,124 shares held by SC XII, 1,817,540 shares held by STP XII and 5,191,402 shares held by SC XII PF.

F5 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd., which is: (i) the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P., which together own 100% of the outstanding ordinary shares of US GF V Holdco; (ii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of US GF VII and US GF VII PF; (iii) the general partner of SCGGF Management, L.P., which is the general partner of each of GGF and GGF PF; and (iv) the general partner of SC Global Growth II Management, L.P., which is the general partner of each GGF II and GGF II PF. The Reporting Person is a member of SC XII Management, LLC, which is the general partner of each of SC XII and STP XII, and the managing member of SC XII PF.

F6 · ownership.nature: (cont'd) The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 7

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By estate planning vehicle

Disclosed balance after: 14,958

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 6

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund Parallel, LLC

Disclosed balance after: 24,736

F8 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of hi

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 5

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Sequoia Capital Fund, LP(6)

Disclosed balance after: 188,708

F8 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of hi

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 4

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Grove II, LLC

Disclosed balance after: 9,228

F10 · shares: Represents a distribution of 93,139 shares of Class A Common Stock of the Issuer to partners and members.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove II, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001062993-22-005996 · form4.xml · nonDerivative · entry 3

Lin Alfred · CIK 0001790330 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Grove II, LLC

Disclosed balance after: 102,367

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F9 · shares: Represents the conversion of 79,641 shares of Class B Common Stock of the Issuer to Class A Common Stock.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove II, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.