Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCZVgMDBqRUt1WLfDk6P3D4dFIYrw5QA+Qf6arnaPXQARPnzbMM53ycQG1G… (1,748 chars)"
  }
}