The selling strategy allocation of the line items. If the highway product won't Possess a promoting system allocation, then `nil` is returned. The merged well worth of your complete things inside a line merchandise while in the forex's subunit, before any bargains have already been used. Returns `true` In case https://milog57r9.laowaiblog.com/35885419/run-assortment-url-is-empty-new-to-apis-postman