Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBL8DXgNfuAMjnCzrkmI35cvNIFl/oOzUQuPVu6sr7SNCkFoTYDpoZlrwFo… (1,748 chars)"
  }
}