The previous result posted is with the “non-SSL” proxy server.
Our proxy intercepts https traffic (https://www.zdnet.com/article/kazakhstan-government-is-now-intercepting-all-https-traffic/)[like in Kazakhstan] for “security reasons” 
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Normally this just works with other services, but I’ll ask them more details on how this is done.
In the meantime, is there anyway to skip login on app startup, I don’t need sync for now on my work machine so it would be ok for me, but I’m afraid that login on startup is the only way for you to check the subscription…