Some Liquid objects are only used in specific circumstances.

content_for_header

The content_for_header object is required in theme.liquid. It must be placed inside the HTML tag, and it dynamically loads all scripts required by EasyStore into the document head. These scripts include EasyStore analytics, Google Analytics, and scripts required for EasyStore apps.

content_for_layout

The content_for_layout object is required in theme.liquid. It must be placed inside the HTML tag, and it dynamically loads content generated by other templates such as home.liquid or product.liquid.