Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB14IG74L79EiQtM5zjytJjZ3MUOIpYZHpYYi2/y3bAQUx+YuzpOv6vFvEH… (1,748 chars)"
  }
}