...

# 1 - Create a new download session model.
my $download_session_model = new
   Com::Vmware::Content::Library::Item::DownloadSessionModel();
$download_session_model->set_library_item_id('library_item_id' => $my_library_item_id);
my $download_session_stub = $stubFactory->create_stub(
   'service_name' => 'Com::Vmware::Content::Library::Item::DownloadSession',
   'stub_config'  => $myStubConfig );
my $idem_token = ContentLibrary::Helpers::ClsApiHelper::generate_uuid();
my $download_session_id =
   $download_session_stub->create('create_spec'  => $download_session_model,
                                  'client_token' => $idem_token);

# 2 - Access the File service and retrieve the files you want to export.
my $download_session_file_stub = $stubFactory->create_stub(
   'service_name' => 'Com::Vmware::Content::Library::Item::Downloadsession::File',
   'stub_config'  => $myStubConfig );
my @file_infos = $download_session_file_stub->list('download_session_id' => $download_session_id);
foreach my $info (@file_infos) {
  my $info_name = $info->get_name();
  $download_session_file_stub->prepare('download_session_id' => $download_session_id, 
                                       'file_name' => $info_name);

# 3 - Wait until the file is in the prepared state before downloading.
  my $download_info =
     $download_session_file_stub->get('download_session_id' => $download_session_id,
                                      'file_name' => $info_name);
  sleep 30 until $download_info->get_status ==
Com::Vmware::Content::Library::Item::Downloadsession::File::PrepareStatus::PREPARED

# 4 - Download the file with an HTTP GET request.
  my $uri = $download_info->get_download_endpoint();
  my $ff = File::Fetch->new(uri => $uri);
  my $file = $ff->fetch(to => '/tmp');
  print "\nDownloaded $file.";

# 5 - Delete the download session after all files are downloaded.
}  # foreach $info
$download_session_stub->delete('download_session_id' => $download_session_id);
print "\n\nCompleted download session $download_session_id.\n"