Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDV/Tk+ziNB3RCDA7Q+h5kepg+h/iWyNSt+DdJGrrX7jH1xviX59kXbBb8F… (1,748 chars)"
  }
}