I want to use fedex shipment details to show the shipmentlabel. I have used the below code
private static void ShowShipmentLabels(bool isCodShipment, CompletedShipmentDetail completedShipmentDetail, CompletedPackageDetail packageDetail)
{
if (null != packageDetail.Label.Parts[0].Image)
{
// Save outbound shipping label
string LabelFileName = "c:\\" + packageDetail.TrackingIds[0].TrackingNumber + ".pdf";
SaveLabel(LabelFileName, packageDetail.Label.Parts[0].Image);
  ...
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