Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCY7m7pK2mSnYnrfMq2ec+8RJgSnAPt/lDhIL6Z79DAeEXmyosGh8+6KcZ3… (1,748 chars)"
  }
}