code: def records(self):
          
          if self._records is None:
              self._records = RecordList(self._version, account_sid=self._solution['account_sid'], )
          return self._records
docs: Access the records
  
          :returns: twilio.rest.api.v2010.account.usage.record.RecordList
          :rtype: twilio.rest.api.v2010.account.usage.record.RecordList