Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/YWiTK2AqcbkfvKo69qK2wCzqtfU24Vv2xxr7PrKm8VBL9Y5Is5mKvurp… (1,748 chars)"
  }
}