How to calculate the fees?
Use case
When an End User places an auction, on top of the order amount, the End User will have to pay fees.
When your End Users place an auction, we highly recommend you to display to your End Users the fees and the total amount (amount + fees).
API
Here is the link to the API documentation to calculate the fees for a specific listing and a specific amount:
https://sandbox.nfts.eniblock.fr/redoc/listings-trades#operation/computeOrderFee