Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCaDqn6luTJkPZ66WFQr2RkWDkHlQu5ekdwOB+KODpejgVTyqJLoiHEPUe+… (1,748 chars)"
  }
}