Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD8fLcv6Aat5EzJp8faQifYxS+glnW/3kqQ6eHtYPFpGyfTKHb1CZGbnvIH… (1,748 chars)"
  }
}