/**
  * @param string $campaignFid
  * @param string $contactFid
  *
  * @return BoolResponse
  */
 public function setContact($campaignFid, $contactFid)
 {
     $payload = SetMessengerContactPayload::create($campaignFid);
     $payload->contactFid = $contactFid;
     $ep = MessengerCampaignEndpoint::bound($this->getApi());
     return $ep->setContact($payload)->get();
 }
 /**
  * @param string $messageFid
  * @param string $contactFid
  *
  * @return BoolResponse
  */
 public function setTemplateContact($messageFid, $contactFid)
 {
     $payload = SetMessengerContactPayload::create($messageFid);
     $payload->contactFid = $contactFid;
     $ep = MessengerMessageEndpoint::bound($this->getApi());
     return $ep->setTemplateContact($payload)->get();
 }