{
  "schema_version": "2.0",
  "dispatcher_id": "c046b893-8628-4589-ae50-619d049248a6",
  "tenant_id": "tenant-a",
  "tenant_key": "tenant-a",
  "trace_id": "trace-v2",
  "issued_at": "2026-09-21T00:00:00Z",
  "message_id": "query-reply-a",
  "message_type": "command.query.result",
  "correlation_id": "command.query-a",
  "status": "rejected",
  "reason_code": "not_found",
  "payload": {
    "detail": "command not found",
    "retryable": false
  }
}