{
                "issuer": "https://openapisandbox.investec.com/openbanking/identity/v1/",
                "token_endpoint_auth_signing_alg_values_supported": [
                    "PS256"
                ], 
                "authorization_endpoint": "https://openapisandbox.investec.com/openbanking/identity/v1/authorize",
                "token_endpoint": "https://apisandbox.investec.com/openbanking/identity/v1/token",
                "registration_endpoint": "https://apisandbox.investec.com/open-banking/v3.3/dcr/register",
                "jwks_uri": "https://keystore.openbankingtest.org.uk/0015800001ZEc1qAAD/0015800001ZEc1qAAD.jwks",
                "scopes_supported": [
                    "openid",
                    "accounts",
                    "payments",
                    "fundsconfirmations"
                ],
                "response_types_supported": [
                    "code id_token"
                ],
                "response_modes_supported": [
                    "fragment"
                ],
                "grant_types_supported": [
                    "authorization_code",
                    "client_credentials",
                    "refresh_token"
                ],
                "acr_values_supported": [
                    "urn:openbanking:psd2:sca"
                ],
                "subject_types_supported": [
                    "public"
                ],
                "id_token_signing_alg_values_supported": [
                    "PS256"
                ],
                "request_parameter_supported": true,
                "request_object_signing_alg_values_supported": [
                    "PS256"
                ],
                "token_endpoint_auth_methods_supported": [
                    "private_key_jwt"
                ],
                "claim_types_supported": [
                    "normal"
                ],
                "claims_parameter_supported": true,
                "claims_supported": [
                    "aud",
                    "exp",
                    "iat",
                    "iss",
                    "acr",
                    "openbanking_intent_id",
                    "sub",
                    "nonce"
                ],
                "tls_client_certificate_bound_access_tokens": true
            }