Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBRo6HEfJy3nDz7B2h3129Hd1tGjmnCovGjLe++a9RUgjihL+A9OWBr9xBA… (1,748 chars)"
  }
}