How to send Mattermost authentication headers to check whether the socket is connected successfully?

[machoasif]

I need to check whether the socket connection established successfully. In order to verify that how to send the following mattermost authentication header over the connection? { "seq": 1, "action": "authentication_challenge", "data": { "token": "mattermosttokengoeshere" } }

Can you please refer me any tutorial to refer this. How can I verify that the socket is connected successfully in my project.

[gaming-hacker]

did you get the echoTest to work?