Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBbkh4/Y+fCdX9y3rBY8vpau6tup8Jt5gGNZu9gBtoRey9y+5nJ80vTe18I… (1,748 chars)"
  }
}