TCP Client Plugin, need help with receiving packets

I am using a plugin called TCPClient Plugin. It has blueprint callable events. I am trying to create, send an recieve packets but so far I am only able to connect with the server nothing else. The link to plugin is GitHub - grpht/TCPClientPlugin and the packet that I am trying to send and receive is

This is the main session BP

SendPacketBP

RecvPacket

Calling setup

Can someone help me figure this out?