Transactions Table

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Explanation of Responses:

Id	Content
F1	Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.
F2	Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds")
F3	The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.
F4	After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 14,208,848 shares, 11,383,454 shares and 235,396 shares, respectively, of Class B Common Stock.
F5	On February 18, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.
F6	The shares are directly held by the Reporting Person. Includes Shares received in the distributions described in footnote (5) above.
F7	The shares are directly held by NB Group, LLC ("NB Group"). NB Group is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any. Includes Shares received in the distributions described in footnote (5) above
F8	The shares are directly held by Cracktuxet II, LLC ("Cracktuxet II"). Cracktuxet II is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any. Includes Shares received in the distributions described in footnote (5) above