Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCZiX/EKW8umq2xyqCY3CHQCM+hN9sa6uEOGTXFZURORyNZbDdQ2jIxmnJZ… (1,748 chars)"
  }
}