{ "issuer": "https://account.viagogo.com/", "authorization_endpoint": "https://account.viagogo.com/authorize", "token_endpoint": "https://account.viagogo.com/oauth2/token", "jwks_uri": "https://account.viagogo.com/.well-known/jwks", "grant_types_supported": [ "client_credentials", "tools", "impersonation", "refresh_token", "authorization_code", "implicit", "password" ], "response_types_supported": [ "code", "id_token", "id_token token", "token" ], "response_modes_supported": [ "query", "form_post", "fragment" ], "scopes_supported": [ "openid", "offline_access" ], "claims_supported": [ "aud", "exp", "iat", "iss", "sub" ], "id_token_signing_alg_values_supported": [ "RS256" ], "code_challenge_methods_supported": [ "plain", "S256" ], "subject_types_supported": [ "public" ], "prompt_values_supported": [ "consent", "login", "none", "select_account" ], "token_endpoint_auth_methods_supported": [ "client_secret_post", "private_key_jwt", "client_secret_basic" ], "require_pushed_authorization_requests": false, "tls_client_certificate_bound_access_tokens": false, "claims_parameter_supported": false, "request_parameter_supported": false, "request_uri_parameter_supported": false, "authorization_response_iss_parameter_supported": true }