Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB5LT03GU6A7KTgE1t+QTbABhD9+N+p+MGQvaS4OJhYOVqfwaUlRdof6ptb… (1,748 chars)"
  }
}