ASSIGNMENT, ASSUMPTION AND AMENDMENT AGREEMENTAgreement • April 13th, 2021 • New YorkTHIS ASSIGNMENT, ASSUMPTION AND AMENDMENT AGREEMENT (this “Agreement”), dated April 12th, 2021, is made by and among Altimeter Growth Corp., a Cayman Islands exempted company (the “Company”), J1 Holdings Inc., a Cayman Islands exempted company (“PubCo”), and Continental Stock Transfer & Trust Company, a New York corporation, as warrant agent (in such capacity, the “Warrant Agent”) and amends the Warrant Agreement (the “Existing Warrant Agreement”), dated September 30, 2020, by and between the Company and the Warrant Agent. Capitalized terms used but not defined herein shall have the meaning ascribed to such terms in the Existing Warrant Agreement.