After Apple seemed to have resolved our issues described here https://forums.developer.apple.com/forums/thread/747102, we are now getting 500 errors for all our sales reports from https://api.appstoreconnect.apple.com/v1/salesReports
{'status': '500', 'code': 'UNEXPECTED_ERROR', 'title': 'An unexpected error occurred.', 'detail': 'An unexpected error occurred on the server side. If this issue continues, contact us at https://developer.apple.com/contact/.'}