Stripe does this to people all the time, through no fault of their own, and never seeming to get fixed. I recommend giving up trying to get reinstated and just moving to one of their competitors instead. See also https://news.ycombinator.com/item?id=44521363 and https://news.ycombinator.com/item?id=44075038 for two other recent occasions (on the latter I posted a bunch more links of it happening).