{
  "pairedMessages": 1,
  "unansweredRequests": 1,
  "orphanResponses": 1,
  "errorResponses": 1,
  "negotiatedProtocolVersion": "2026-07-28",
  "clientCapabilities": ["sampling"],
  "serverCapabilities": ["resources", "tools"],
  "boundary": "Expected summary for the downloadable synthetic JSONL fixture; no client or server was contacted."
}