Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHatMvtLTuz5ayrz/rAap0AKlu7/4b5pXMuZVIEbqrW8i1bmPoe/mvJcCWu… (1,748 chars)"
  }
}