protected function makeRow($rawId, $id, $name, $qty, $price, array $attributes = [])
    {
        return new Item(array_merge([
                                     '__raw_id' => $rawId,
                                     'id' => $id,
                                     'name' => $name,
                                     'qty' => $qty,
                                     'price' => $price,
                                     'total' => $qty * $price,
                                     '__model' => $this->model,
                                    ], $attributes));
    }