Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB7O2nC89GZGKj0HJHE0t5PCFuWOd6b30/9gBEW43aHeQBNIo0qiQszMqox… (1,748 chars)"
  }
}