How to add Configurable List widget in the Payment field?

It would be great if this could be integrated into a payment system. It's so much easier to read than the Payment Product order form.

To create an Order form, please follow this guide: https://www.jotform.com/help/165-Setting-Up-Your-First-Order-Form

Just curious, why do you want to add Configurable List widget inside the Payment field? Please provide more details of what you're trying to achieve so maybe we can provide you a workaround or forward it to our developers for a feature request.