{"issuer":"https://app.plain.insurance","authorization_endpoint":"https://app.plain.insurance/mcp/authorize","token_endpoint":"https://app.plain.insurance/api/mcp/oauth/token","registration_endpoint":"https://app.plain.insurance/api/mcp/oauth/register","revocation_endpoint":"https://app.plain.insurance/api/mcp/oauth/revoke","revocation_endpoint_auth_methods_supported":["none"],"scopes_supported":["policies:read","onboarding:write"],"response_types_supported":["code"],"response_modes_supported":["query"],"grant_types_supported":["authorization_code","refresh_token"],"token_endpoint_auth_methods_supported":["none"],"code_challenge_methods_supported":["S256"],"client_id_metadata_document_supported":true,"authorization_response_iss_parameter_supported":true}