?hasMerchantReturnPolicy“ ?shippingDetails“

Hi,

Thank you for reaching out to us.

You can add “Product” in schema type. Click on “Add Properties” you will find this fields. Please refer this screenshot for better understanding: Screenshot

Also, please refer this article for guidance on adding shipping details https://developers.google.com/search/docs/appearance/structured-data/merchant-listing#shipping and https://developers.google.com/search/docs/appearance/structured-data/merchant-listing#returns , other necessary information.

Kindly refer to both resources and attempt to set up all necessary elements. If you encounter the same issue again, please inform us.