Retrieve products that are associated with the specified product template ID see: /api/v2/product_templates.json to retrieve all product templates and their corresponding ID

Retrieve products that have variants enabled and have the specified dimension_id associated with their product see: /api/v2/product_dimensions to retrieve all product dimensions and their corresponding ID

Retrieve products that have been assigned the specified category ID see: /api/v2/product_categories to retrieve all product categories and their corresponding ID