post https://gateway.nium.com/n1/api/v1/client//customer//wallet//fees
This API allows you to levy custom fee.
WARNING
Please consult with the Nium legal & compliance team and receive approval prior to charging any customer fees. Please do not use this API to charge fees without explicit approval from Nium. Please reach out to your Customer Success, Sales and Solution Engineering teams at Nium for further guidance. Any fees charged must be disclosed in the required customer terms and conditions as determined by Nium legal & compliance.