public void Init() {
   TestUtils utils = new TestUtils();
   creativeService = (CreativeService)user.GetService(DfpService.v201308.CreativeService);
   advertiserId = utils.CreateCompany(user, CompanyType.ADVERTISER).id;
   creative1 = utils.CreateCreative(user, advertiserId);
   creative2 = utils.CreateCreative(user, advertiserId);
 }
 public virtual Creative updateCreative(Creative creative)
 {
     object[] results = this.Invoke("updateCreative", new object[] { creative });
       return ((Creative) (results[0]));
 }