def subscribers(options = {})
      response = call_api_and_parse_response(:get, '/subscribers', {}, false)

      response['subscribers'].map { |s| Subscriber.new(s, self, options) }
    end
def subscribers(options = {})
      response = call_api_and_parse_response(:get, '/subscribers', {}, false)

      response['subscribers'].map { |s| Subscriber.new(s, self, options) }
    end
`options` was kept for backward compatibility