Admin APIAPI ReferenceProduct AttributesProduct class yes/no attributesAdd a yes/no attribute to a product classVersion: X-Cart 5.6.0Add a yes/no attribute to a product class POST /api/product_classes/:product_class_id/attributes_checkbox Creates a Product class yes/no attributes resource. Request Responses201400401422500Product class yes/no attributes resource createdInvalid inputUnauthorizedUnprocessable entityInternal error