code: @Override
      public Boolean setNX(byte[] key, byte[] value) {
          try {
              if (isPipelined()) {
                  pipeline(new JedisResult(pipeline.setnx(key, value), JedisConverters.longToBoolean()));
                  return null;
              }
  
              return JedisConverters.toBoolean(client.setnx(key, value));
          } catch (Exception ex) {
              throw convertException(ex);
          }
      }
docs: /*
  @see org.springframework.data.redis.connection.RedisStringCommands#setNX(byte[], byte[])