/// <summary>
        /// Run the code example.
        /// </summary>
        /// <param name="user">The Dfa user object running the code example.
        /// </param>
        public override void Run(DfaUser user)
        {
            // Create CreativeFieldRemoteService instance.
              CreativeFieldRemoteService service = (CreativeFieldRemoteService) user.GetService(
              DfaService.v1_19.CreativeFieldRemoteService);

              long advertiserId = long.Parse(_T("INSERT_ADVERTISER_ID_HERE"));
              string creativeFieldName = _T("INSERT_CREATIVE_FIELD_NAME_HERE");

              // Create creative field structure.
              CreativeField creativeField = new CreativeField();
              creativeField.id = -1;
              creativeField.name = creativeFieldName;
              creativeField.advertiserId = advertiserId;

              try {
            // Create creative field.
            CreativeFieldSaveResult creativeFieldSaveResult = service.saveCreativeField(creativeField);

            // Display creative field id.
            Console.WriteLine("Creative field with id \"{0}\" was created.",
            creativeFieldSaveResult.id);
              } catch (Exception e) {
            Console.WriteLine("Failed to add creative field. Exception says \"{0}\"",
            e.Message);
              }
        }
 public CreativeFieldSaveResult saveCreativeField(CreativeField creativeField) {
   object[] results = this.Invoke("saveCreativeField", new object[] {creativeField});
   return ((CreativeFieldSaveResult) (results[0]));
 }