Title: Export Coupon Usage Summary - request schema Provide summarised usage data for the supplied coupon in the supplied period. Version 1.0 : 2018-04-20. Initial schema creation. The page number of the page of results to be returned. The number of items to be returned in a page. The unique coupon key assigned to the coupon. The key is created automatically by Promo when creating your coupon. To view the key navigate to the Coupon in the Promo Administration Portal. The name of the coupon to provide summarised usage data for. Where required, provide a list of channels to filter the summarised usage data for. The year to provide summarised data for. If omitted, the current year will be used. The month to provide summarised data for. If omitted, the current month will be used. Flag for internal system use only The company key assigned to your company. To view the company key navigate to Configuration / Manage Company.