code: private void updateBallot(final String ballotId) {
  		try {
  			configureAuthentication();
  			updateService.updateVoteDataData(riksdagenApi.getBallot(ballotId));
  		} catch (final DataFailureException e) {
  			LOGGER.warn("Eror loading riksdagen voteData:" + ballotId + " errorMessage:", e);
  		} finally {
  			clearAuthentication();			
  		}
  	}
docs: Update ballot.
  
  @param ballotId
  the ballot id