Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGbE2wABCEK4F9LCYzk888z923HtkW7jmOVNyxf5eH6CGjDnfbCh8jH10P+… (1,748 chars)"
  }
}