TCP server can send following possible commands via available REST API (check the swagger over http://localhost:3000/docs)
KEEP ME POSTED EVERY 10 SECONDS.
HEY YOU, RUN!
HEY YOU, REST!
HOW'S IT GOING?TCP Client can also send messages through connected terminal. If you type the following, they will be sent to connected TCP server (and then API, if message will be OK).
GOTTA GO.
ERROR