Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAREGtlGG/G4toC+SGf3YTSPrXbkghGkKlCuXj3vPw8dzeiy243bEXP7UVE… (1,748 chars)"
  }
}