Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEABG6sFBLV8TzaSmE+DLwjIhxoEiOjdgj19nJMhwtgN33ZBLf0SntrNZAl… (844 chars)"
  }
}