These are chat archives for fanout/pushpin
Keep-Alive-Intervalresponse header, you can have a self-healing system
Keep-Alive-Intervalis used, then requests after the timeout would also have an empty body.
refresh. however, you probably shouldn't depend on this
I suggest always attempting to repair the subscription state whenever a request comes in. the process could be something like: 1) add pending sub/unsub to user session in database, 2) call refresh command
then in your request handler code, check the user session for pending work and send any control commands
Set-Metato keep track of state