Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAPA8/p+Kw7WaiGHnFPVA45soEgdHcdBhlW8HW16wOIYSzVhiqeg9EQVOWZ… (1,748 chars)"
  }
}