BEGIN:VCALENDAR METHOD:PUBLISH VERSION:2.0 BEGIN:VEVENT SUMMARY:Einladung zum Aktionstag "Der Weg zur Deutschen Einheit" CREATED:20200205T092321Z DTSTART:20200315T083000Z DTEND:20200315T160000Z LOCATION:Rastatt END:VEVENT END:VCALENDAR response.setHeader("Content-Disposition","attachment;filename=event.ics");