Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAN4VTIUrnSDjFDb6yKApMK7fX6oC+PCZfTGQBQbgLhKzPZOgT0u/DmjpTB… (1,748 chars)"
  }
}