{"issuer":"https://app.retrocatalogo.com","authorization_endpoint":"https://app.retrocatalogo.com/mcp/oauth/authorize","token_endpoint":"https://app.retrocatalogo.com/mcp/oauth/token","registration_endpoint":"https://app.retrocatalogo.com/mcp/oauth/register","revocation_endpoint":"https://app.retrocatalogo.com/mcp/oauth/revoke","scopes_supported":["catalog:read","catalog:write"],"response_types_supported":["code"],"grant_types_supported":["authorization_code","refresh_token"],"token_endpoint_auth_methods_supported":["none"],"code_challenge_methods_supported":["S256"]}