Remove a coupon from the shopping cart.
The following example shows how to remove a coupon from the shopping cart.
Request
DELETE /wcs/resources/store/10101/cart/@self/assigned_coupon/100000000501 HTTP/1.1
Host: testserver.mycompany.com
Content-Type: application/json
Response
HTTP/1.1 200 OK
Content-Type: application/json
{
"orderId": "11001"
}