CancelShipmentAsync Method
Cancels a multi-package (MPS) shipment by deleting it from the shipping log.
Syntax
[VB.NET] Public Function CancelShipmentAsync(ByVal MasterTrackingNumber As String, ByVal TrackingIdType As Integer) As IAsyncAction
[C#] public IAsyncAction CancelShipmentAsync(string masterTrackingNumber, int trackingIdType);