// ============================== DELETE ==============================
public Integer deleteCampaign(List<Long> campaignIds) throws ApiException {
DeleteCampaignRequest request = new DeleteCampaignRequest();
request.setCampaignIds(campaignIds);
CampaignService campaignService = commonService.getService(CampaignService.class);
DeleteCampaignResponse response = campaignService.deleteCampaign(request);
if (response == null) {
try {
TimeUnit.SECONDS.sleep(3);
} catch (InterruptedException e) {
e.printStackTrace();
}
if (response != null) return response.getResult();
}
return -1;
}
