@Override
    public int getDSFID() {
      return NET_SEARCH_REPLY_MESSAGE;
    }
Invoked on the receiver - which, in this case, was the initiator of the
NetSearchRequestMessage. This concludes the net request, by communicating an object value.
geode-core/src/main/java/org/apache/geode/internal/cache/SearchLoadAndWriteProcessor.java