Order Change Success Component - New Variable

Would it be possible to add to the list of variables that can be used in Limio components for the Order Change Success Component

• Refund due 

If allowing online cancellation immediately it would be great to be able to display the refund due on the page once the customer has completed their cancellation. 

https://limio.zendesk.com/hc/en-gb/articles/360018927117-List-of-variables-that-can-be-used-in-Limio-Components