Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB6WA3GaY1WbZ3u/MBj6rc9U4TcTtfmYuEUnKb1eN/X+ERSOA1uhbLYH6LB… (1,748 chars)"
  }
}