Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHdV85PaGE2Q+AH3iQuIYEnU5u66Ib8ZXM+tuyNj6DWkklycxPJZxn4M2mI… (1,748 chars)"
  }
}