private function createAd($adSetId, $creativeId)
{
$data = array(AdFields::NAME => 'My Ad ' . date("Y-m-d H:i:s"), AdFields::ADSET_ID => $adSetId, AdFields::CREATIVE => array('creative_id' => $creativeId));
$ad = new Ad(null, 'act_' . $this->adAccountId);
$ad->setData($data);
$ad->create(array(Ad::STATUS_PARAM_NAME => Ad::STATUS_PAUSED));
return $ad->getData()[Ad::FIELD_ID];
}
