Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAZ9WFTDDWqvDrV9uVkrYUGWIyVF/Vk1t5ZxaIzcBsXqgbdxRFhAE5YjGh+… (1,748 chars)"
  }
}