private VideoEntry updateVideoDescription(VideoSubmission videoSubmission,
String prependText, String newTag) {
YouTubeApiHelper userYouTubeApi = new YouTubeApiHelper(adminConfigDao);
UserAuthToken userAuthToken = userAuthTokenDao
.getUserAuthToken(videoSubmission.getYouTubeName());
if (!userAuthToken.getAuthSubToken().isEmpty()) {
userYouTubeApi.setAuthSubToken(userAuthToken.getAuthSubToken());
} else {
userYouTubeApi.setClientLoginToken(userAuthToken.getClientLoginToken());
}
String videoId = videoSubmission.getVideoId();
LOG.info(String.format(
"Updating description and tags of id '%s' (YouTube video id '%s').",