docs: public void transform(DataPipe cr) {
          Map<String, String> map = cr.getDataMap();
  
          for (String key : map.keySet()) {
              String value = map.get(key);
  
              if (value.equals("#{customplaceholder}")) {
                  // Generate a random number
                  int ran = rand.nextInt();
                  map.put(key, String.valueOf(ran));
              } else if (value.equals("#{divideBy2}")) {
                  String i = map.get("var_out_V3");
                  String result = String.valueOf(Integer.valueOf(i) / 2);
                  map.put(key, result);
              }
          }
      }