BEGIN:VCALENDAR METHOD:PUBLISH VERSION:2.0 BEGIN:VEVENT SUMMARY:Die Legende von Paul und Paula (DDR 1973) CREATED:20191206T154601Z DTSTART:20200414T173000Z DTEND:20200414T200000Z LOCATION:Koblenz END:VEVENT END:VCALENDAR response.setHeader("Content-Disposition","attachment;filename=event.ics");