If an order gets failed it can be seen on the Magento 2 admin panel itself.

To see the failed orders,

• Go to your Magento 2 admin panel.
• On the left navigation bar, click on Newegg Integration.
• When the menu appears, click on Failed Orders.

• On clicking it, the failed order page that you will be navigated to will appear as:

• Here on this page, you may see the Newegg order Id, status, reason of order getting failed, order date, order data, and order items.
• Click on View button under Order Data to see the order data, and you will see the data as:

• Click on View button under Order Items to see the order items, and you will see the items as:

To delete the failed order,

• Select the failed order by checking its corresponding box. You may also select all the orders by checking the box left to Newegg Order Id.

• Now click on the Actions drop down.
• It will appear as:

• Click on Delete.
• Click OK when the confirmation box appears.
• The failed orders will be deleted.