Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA4HUKqB7+f1b9GtGlWZbLo3jJDlUsj2C9V7ZlTcWCNCUY43vz+qQ0r5rrf… (1,748 chars)"
  }
}