Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDeE+5jhtBYF6ESZVOWrZxKj4f4ekHRReTxpoTM7tojf0c6yUG0eydxJOY3… (1,748 chars)"
  }
}