createdUserEntry.getName().setFamilyName(newFamilyName);
UserEntry updatedUserEntry = updateUser(username, createdUserEntry);
// Create a nickname for the user.
String nickname0 = "Susy-" + randomFactor;
NicknameEntry createdNicknameEntry0 = createNickname(username, nickname0);
// Create another nickname for the user.
String nickname1 = "Suse-" + randomFactor;
NicknameEntry createdNicknameEntry1 = createNickname(username, nickname1);
// Retrieve the nicknames for user.
NicknameFeed retrievedNicknameFeed = retrieveNicknames(username);
StringBuffer nicknames = new StringBuffer();
Iterator<NicknameEntry> nicknameIterator =