Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBB0H5TCqTpRNhfkLjKLcHQ0Xqc+FRi2R8ArChHduXGdRcYlOzB5HvMZ+7J… (1,748 chars)"
  }
}