Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGywXUiDKvw+ADnkPeh6q8YdXoasHh8cQLE9AEcmDNJqDCXEAPWQoO4VLQZ… (1,748 chars)"
  }
}