Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAvpjtxR8pjlRsKoKYqdg9OqrsJ7oGKNA6yw63dM7yAN1IqgLXK4fnD4P+V… (1,748 chars)"
  }
}