Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCk4fYumHIG1YkC3+qZlwA8m81GazXOlzUHS7VhJHqTbzS4erx0XqD0k+ul… (1,748 chars)"
  }
}