docs: public String nonPipelineZADD(String key, DataGenerator dataGenerator, String z_key_prefix, int max_score)
              throws Exception {
  
          String zKey = z_key_prefix + key;
          int success = 0;
          long returnOp = 0;
          for (int i = 0; i < max_score; i++) {
              returnOp = jedisClient.get().zadd(zKey, i, dataGenerator.getRandomValue() + "__" + zKey);
              success += returnOp;
          }
          // all the above operations will separate entries
          if (success != max_score - 1) {
              return null;
          }
          return "OK";
      }