Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAQP0q+FtQo7Rf/0eswflRFXXmyjDdgiR6SdFNXSJNLTTUMhbBIYXpFVuZ/… (1,748 chars)"
  }
}