code: public void sendClosePacket(String cmd, String nodeID, Context ctx, long sequence) {
  		FastBuildTree msg = new FastBuildTree(7);
  
  		// Add required properties (version, sender's nodeID, request ID)
  		msg.putUnsafe("ver", PROTOCOL_VERSION);
  		msg.putUnsafe("sender", this.nodeID);
  		msg.putUnsafe("id", ctx.id);
  		msg.putUnsafe("success", true);
  		msg.putUnsafe("meta", Collections.EMPTY_MAP);
  		
  		// Stream packet counter (1...N)
  		msg.putUnsafe("seq", sequence);
  
  		// End of streaming
  		msg.putUnsafe("stream", false);
  
  		// Send message
  		publish(cmd, nodeID, msg);
  	}
docs: --- CLOSE PACKET (STREAMING) ---