# Inserts unique checkout codes for a promotion that is not a duplicate Endpoint: POST /api/promotion/{id}/unique-codes Version: v1 ## Path parameters: - `id` (integer, required) Promotion id ## Request fields (application/json): - `DiscountCode` (string) - `Created` (string) - `IsClaimed` (boolean) - `DateClaimed` (string) - `QuotationId` (integer) - `ClaimedFromSource` (string)