BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:2102409ae340fe6dc043c4d7ef97ea47https://freikircherothenburg.de
                        DTSTAMP:20260417T063313
                        DTSTART:TZID=20260417T063313
                        DTEND:TZID=20260417T063313
                        SUMMARY:Teenkreis
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR