Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDIT+FTxMk2o1km+xqy66q2ICJpNf+jMkNGoCRy0LTkTR2B0psQK+Os3RV6… (1,748 chars)"
  }
}