Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBavB/9d8Zqiu+eHbOiTwMnzFb7NU8l7/HXz57P84UM7BZHQUoSC73h6ifH… (1,748 chars)"
  }
}