code: def create(self, quality_score, issue=values.unset):
          
          data = values.of({'QualityScore': quality_score, 'Issue': serialize.map(issue, lambda e: e), })
  
          payload = self._version.create(
              'POST',
              self._uri,
              data=data,
          )
  
          return FeedbackInstance(
              self._version,
              payload,
              account_sid=self._solution['account_sid'],
              call_sid=self._solution['call_sid'],
          )
docs: Create a new FeedbackInstance
  
          :param unicode quality_score: The call quality expressed as an integer from 1 to 5
          :param FeedbackInstance.Issues issue: Issues experienced during the call
  
          :returns: Newly created FeedbackInstance
          :rtype: twilio.rest.api.v2010.account.call.feedback.FeedbackInstance