io.netty.handler.codec.EncoderException: String too big (was 36000 bytes encoded, max 32767)

io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:264)
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116)
at java.lang.Thread.run(Thread.java:745)