The access token request payload
Callbacks to use for requesting access token
The client attestation Demonstration of Proof-of-Possession (DPoP) token Used for OAuth-Client-Attestation-PoP header to prove possession of the client key
DPoP proof for the token request
The wallet attestation JWT that proves the client's identity and capabilities Used for OAuth-Client-Attestation header
The endpoint URL where the access token request will be sent This should be the authorization server's token endpoint