// Assignment id might be set in the JSON object if there wasn't an assignment associated
// with the embedded iframe, and the assignment was chosen at run time.
if (util.isNullOrEmpty(assignmentId)) {
assignmentId = userSession.getMetaData("assignmentId");
} else {
userSession.addMetaData("assignmentId", assignmentId);
}
apiManager.setAuthSubToken(authSubToken);
for (int i = 0; i < videoIds.length(); i++) {