protected function parseItems($jsonObject, ModelFactoryInterface $factory)
 {
     $products = [];
     if (!empty($jsonObject->products)) {
         foreach ($jsonObject->products as $productId => $jsonProduct) {
             $products[$productId] = $factory->createProduct($jsonProduct);
         }
     }
     $this->products = $products;
     $vids = [];
     if (!empty($jsonObject->order_lines)) {
         foreach ($jsonObject->order_lines as $index => $jsonItem) {
             if (isset($jsonItem->set_items)) {
                 $item = $factory->createWishListSet($jsonItem, $products);
             } else {
                 $vids[] = $jsonItem->variant_id;
                 $item = $factory->createWishListItem($jsonItem, $products);
             }
             if ($item->hasErrors()) {
                 $this->errors[$index] = $item;
             } else {
                 $this->items[$item->getId()] = $item;
             }
         }
     }
     $vids = array_values(array_unique($vids));
     $this->uniqueVariantCount = count($vids);
 }