Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC6W8OJpW8QkQIRLvjySqy8IIanM5pXFUjaOa6vdUOue2SpKMbW412okvlZ… (1,748 chars)"
  }
}