@SubscribeEvent
	public void server(ServerConnectionFromClientEvent e){
		NetHandlerPlayServer ps = (NetHandlerPlayServer)e.handler;
		ps.netManager.channel().pipeline().addBefore("encoder", "customHandler", new SSTChannelHandler());
	}


public class SSTChannelHandler extends ChannelOutboundHandlerAdapter {
    @Override
    public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
    	if(msg instanceof S29PacketSoundEffect){
    		S29PacketSoundEffect packet = (S29PacketSoundEffect)msg;
    		System.out.println(packet.func_149212_c());
    	}
    	ctx.write(msg, promise);
    }
}