TokenExchangeGrantResponse
https://datatracker.ietf.org/doc/html/rfc8693#section-2.2.1
Properties
access_tokenstring requiredThe security token issued by the authorization server.issued_token_typestring requiredThe type of the issued token.token_typestring requiredThe token type (e.g., Bearer).expires_ininteger requiredThe lifetime in seconds of the access token.scopestring requiredThe scope of the access token.refresh_tokenstring optionalThe refresh token, if issued.