Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQHS4oOqYWH5IfTmIbUEPDZPOLXVZZzkpU+rJIqA+2hwkmtybbjoHcJJ5i0Y… (1,748 chars)"
  }
}