Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDUaex2qghvvJ8fLsJOZN1KK2lrF6Z4gI1tGvANA0XKs2OfHN9LYISYXJlC… (1,748 chars)"
  }
}