Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA/faMWSUJ4qoNFn4i3zGwTtv4wc99Su0XTbuJx8qOOF0daZHu8EW5jzZPl… (1,748 chars)"
  }
}