{"service":"qianchuan-write-mcp","mcp_endpoint":"/mcp","workbench_control":"authenticated_live","workbench_execution_mode":"live","workbench_authorization":"application_api_control_ready","roi_rules_version":5,"retry_policy_version":"20260910.2","roi_metric_basis":"compass_full_session_gmv_to_qianchuan_spend"}