MvDo Function, MVT, Miva Merchant 9+, Engine v5.22+
<mvt:do file="g.Module_Library_DB" name="l.success" value="ProductVariant_Insert_Attributes(product_id, variant_id, part_count, attributes var, attribute_count, productvariant var)" />
product_id
variant_id
part_count
attributes var
attribute_count
productvariant var