Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBCSu2A1Kny1/o4z65Mturn+YM73EB7/aVQFHP/OE0MBi7STjHnJmbbTBrC… (1,748 chars)"
  }
}