{"issuer":"https://mcp.mercury.com/","authorization_endpoint":"https://mcp.mercury.com/authorize","response_types_supported":["code"],"code_challenge_methods_supported":["S256"],"token_endpoint":"https://mcp.mercury.com/token","token_endpoint_auth_methods_supported":["client_secret_basic","none"],"grant_types_supported":["authorization_code","refresh_token"],"scopes_supported":["read","offline_access","transactions:request","transfers:request","categories:create","categories:edit","transactions:update"],"revocation_endpoint_auth_methods_supported":["client_secret_basic","none"],"registration_endpoint":"https://mcp.mercury.com/register"}