public HttpResponseMessage CreateOption(Guid productId, ProductOption productOption)
{
ValidateProductExists(productId);
new ProductOptionValidator().ValidateProductOption(productOption);
productOption.Id = Guid.NewGuid();
productOption.ProductId = productId;
_productOptionService.CreateProductOptionForProduct(productOption);
var response = new HttpResponseMessage(HttpStatusCode.Created);
response.Headers.Location = new Uri($"/Products/{productId}/Options/{productOption.Id}", UriKind.Relative);
return(response);
}