Create a New Coupon

Creates a *Coupon*. **Required Fields** * `name` * `code` * `type` * `amount` * `applies_to` **Read Only Fields** * `id` * `num_uses` **Notes** The coupon type can be one of the following: * `per_item_discount` * `per_total_discount` * `shipping_discount` * `free_shipping` * `percentage_discount` Legacy coupon codes only work with the store's default currency. Applying a coupon with any other currency other than the store's default will result in the error: "Coup...