OptionalbuyerThe buyer reference number is a unique identifier generated by the buyer for all Collect and WePay shipments.
OptionalmasterUnique Id with which the shipment can be tracked for Small Parcels.
OptionalshipOptionalshipType of shipment whether it is Small Parcel
OptionalshipOptionaltotalNumber of Labels that are created as part of this shipment.
OptionalvendorOptionalwarehouseVendor Warehouse ID from where the shipment is scheduled to be picked up by buyer / Carrier.
Shipment Information details for Label request.