Get OpenID Connect configuration

{  "issuer": "http://example.com",  "authorization_endpoint": "http://example.com",  "token_endpoint": "http://example.com",  "userinfo_endpoint": "http://example.com",  "jwks_uri": "http://example.com",  "registration_endpoint": "http://example.com",  "scopes_supported": [    "openid",    "profile",    "email",    "address",    "phone",    "offline_access"  ],  "response_types_supported": [    "code",    "id_token",    "id_token token"  ],  "response_modes_supported": [    "query",    "fragment",    "form_post"  ],  "grant_types_supported": [    "authorization_code",    "implicit",    "refresh_token"  ],  "acr_values_supported": [    "string"  ],  "subject_types_supported": [    "public",    "pairwise"  ],  "id_token_signing_alg_values_supported": [    "RS256",    "ES256"  ],  "id_token_encryption_alg_values_supported": [    "RSA-OAEP-256",    "A128KW"  ],  "id_token_encryption_enc_values_supported": [    "A128CBC-HS256",    "A128GCM"  ],  "userinfo_signing_alg_values_supported": [    "RS256",    "ES256",    "HS256"  ],  "userinfo_encryption_alg_values_supported": [    "RSA-OAEP-256",    "A128KW"  ],  "userinfo_encryption_enc_values_supported": [    "A128CBC-HS256",    "A128GCM"  ],  "request_object_signing_alg_values_supported": [    "none",    "RS256",    "ES256"  ],  "request_object_encryption_alg_values_supported": [    "string"  ],  "request_object_encryption_enc_values_supported": [    "string"  ],  "token_endpoint_auth_methods_supported": [    "client_secret_basic",    "client_secret_post",    "private_key_jwt"  ],  "token_endpoint_auth_signing_alg_values_supported": [    "RS256",    "ES256"  ],  "display_values_supported": [    "page",    "popup"  ],  "claim_types_supported": [    "normal"  ],  "claims_supported": [    "sub",    "iss",    "auth_time",    "acr",    "name",    "given_name",    "family_name",    "nickname",    "profile",    "picture",    "website",    "email",    "email_verified",    "locale",    "zoneinfo"  ],  "service_documentation": "http://example.com",  "claims_locales_supported": [    "en-US",    "de-DE"  ],  "ui_locales_supported": [    "en-US",    "de-DE"  ],  "claims_parameter_supported": false,  "request_parameter_supported": false,  "request_uri_parameter_supported": true,  "require_request_uri_registration": false,  "op_policy_uri": "http://example.com",  "op_tos_uri": "http://example.com"}

{  "code": "string",  "message": "string",  "details": {}}

{  "code": "string",  "message": "string",  "details": {}}