Note
Ensure the product code matches the code supplied in the catalog feed.
| Name | Descriptions and usage |
| product | Product reference code – Includes a refCode property, with the value of the product reference code string. |
The product page is tracked using the following script:

If you want the callback to contain only the ref-codes (rather than default full product details) for recommended products, use the `recContent` parameter to specify `refCodeOnly`. See [Recommendations callback](🔗).