Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFRuWSYcYz0goOVxq5wgO0qkyH3zNfqRG/YrvapFUeWGg20ksBAf702Vn3M… (1,748 chars)"
  }
}