Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQACgubeYhEQdVrYOcM7cLXmK2x9jDgFY+iGItmXpshXTgu4dLhzwVCZp0HF… (1,748 chars)"
  }
}