code: @Override
      public PutConferencePreferenceResult putConferencePreference(PutConferencePreferenceRequest request) {
          request = beforeClientExecution(request);
          return executePutConferencePreference(request);
      }
docs: <p>
  Sets the conference preferences on a specific conference provider at the account level.
  </p>
  
  @param putConferencePreferenceRequest
  @return Result of the PutConferencePreference operation returned by the service.
  @throws NotFoundException
  The resource is not found.
  @sample AmazonAlexaForBusiness.PutConferencePreference
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/alexaforbusiness-2017-11-09/PutConferencePreference"
  target="_top">AWS API Documentation</a>