Add Metaobject entries
From Posstack.com Documentation
To populate the Metaobject template with data, you need to create Metaobject entries for each product/page/blog post. This will enable the template's Blocks to display the relevant information.
Add data (aka Metaobject entries)
Add Metaobject entries
NOTE: This guide provides instructions for adding Metaobject entries for products. The steps are the same for articles and store pages.