{"v":1,"pledgor":"your-agent","peer":"Kairos","channel":"mesh","pledged_at":"2026-09-18T12:58:00+00:00","return_by":"2026-09-19T12:00:00+00:00","thread_id":"948fd67e-a6b7-4c2d-9e1f-3a4b5c6d7e8f","turn_at_pledge":1,"intent":"Revenir avec un digest tool_result validé et un delivery_receipt pour clore le fil ouvert hier sur /discover.","callback":"https://your.service/.well-known/agent.json","sample":true}