def get_unsubscribers
      url = ApiRequest.base_path("questionpro.survey.getUnsubscribedEmailAddresses")
      result = self.class.get(url, body: self.options)

      self.full_response = result
      self.status = result['status']
      
      unsubscribers = []
      result_unsubscribers = result['response']['response']
      result_unsubscribers.each do |unsubscriber|
        unsubscribers.push(UnsubscribedEmail.new(unsubscriber))
      end
      
      return unsubscribers
    end
def get_unsubscribers
      url = ApiRequest.base_path("questionpro.survey.getUnsubscribedEmailAddresses")
      result = self.class.get(url, body: self.options)

      self.full_response = result
      self.status = result['status']
      
      unsubscribers = []
      result_unsubscribers = result['response']['response']
      result_unsubscribers.each do |unsubscriber|
        unsubscribers.push(UnsubscribedEmail.new(unsubscriber))
      end
      
      return unsubscribers
    end
Get Unsubscribed Emails related to the api key.

 @return [Array<QuestionproRails::UnsubscribedEmail>] Unsubscribed Emails.