[Bug]: can't continue with checkout duo downloadable products

[KevinGorjan]

Expected Behavior

That the user can complete the checkout

Actual Behavior

On the checkout, when going from the shipment step to the billing step, the following error is displayed.

This is because there is an error in the GraphQL

Possible Solution

No response

Steps to reproduce

• Add a downloadable product to the cart
• Go to the checkout step
• Fill in the user account step
• Fill in the shipping step
• When going to the billing step, the issue occurs

What version of Magento 2 integration are you using?

2.4.3

What version of Node.js are you using?

16.13.2

What browser (and version) are you using?

Chrome

What operating system (and version) are you using?

macOS

Relevant log output

No response

Code of Conduct

• [x] I agree to follow this project's Code of Conduct

[Frodigo]

It's connected with: https://github.com/vuestorefront/magento2/issues/280