Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHmjYEHSfxK2FNCTrkExIa2g82v+C2f2RJc3Mhdvkm3KxOvC9IyjrW6j4yv… (1,748 chars)"
  }
}