Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAu/6uCgDSDdUE1KKG++vIDSqRquhCTr2cgARbfYW+Cc2IUJDsFZLqXQi5Z… (1,748 chars)"
  }
}