private void handleInfo(final Message message, final Message responseMessage, Responder responder) {
LOG.debug("Info received from {} -> I'm {}", message.sender().peerId(), message.recipient()
.peerId());
final boolean isSyncFromOldVersion = message.type() == Type.REQUEST_2;
final KeyMap640Keys keysMap = message.keyMap640Keys(0);
final Map<Number640, Data> retVal = new HashMap<Number640, Data>();
for (Map.Entry<Number640, Collection<Number160>> entry : keysMap.keysMap().entrySet()) {
Data data = storageLayer.get(entry.getKey());
if(entry.getValue().size() != 1) {
continue;
}
if (data != null) {