public async Task <IActionResult> Delete(string key)
        {
            if (!await _permissionService.Authorize(PermissionSystemName.Customers))
            {
                return(Forbid());
            }

            var customer = await _customerApiService.GetByEmail(key);

            if (customer == null)
            {
                return(NotFound());
            }
            await _customerApiService.DeleteCustomer(customer);

            return(Ok());
        }