Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGz3jDW5CkGwV8nc/Wn9K6QRRkuOxnu+HXM3pjgDVSsRCoZEIEjSlYjIcIm… (1,748 chars)"
  }
}