Quickly jumping in here – we’re aware of this issue and are working to fix it. Thanks for reporting! It looks like this is happening intermittently and it’s a visual-only issue. Rest assured that you still have all your subscribers. Keep watching this space for more updates!
UPDATE: We found a fix for the “No Subscribers” issue – it’s rolling out over the next few hours, so hold tight if you’re not seeing it just yet. Thanks for your patience and for your reports.