Can you spot errors in these two ecommerce analytics scripts?

[efthalia]

Can you please tell me if you see a wrnong at these two scripts?

<script>
skroutz_analytics('ecommerce', 'addOrder', {
order_id: {{order.order_number}}, // Order ID. Required.
revenue: {{order.total_price}}, // Grand Total. Includes Tax and Shipping. Does not include payment costs.
shipping: {{order.shipping_price}}, // Total Shipping Cost. Does not include payment costs.
tax: {{order.tax_price}} // Total Tax.
});
</script>

<script>
skroutz_analytics('ecommerce', 'addItem', {
order_id: {{order.order_number}}, // Order ID. Required.
product_id: {{product.id}}, // Product ID. Required.
name: {{line_item.title}}, // Product Name. Required.
price: {{line_item.original_price}}, // Price per Unit. Required.
quantity: {{line.item_quantity}} // Quantity of Items. Required.
});
</script>