BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:a820405a556069d520557feea248198dhttps://www.olsd.org.uk
                        DTSTAMP:20260725T012845
                        DTSTART:TZID=20260725T012845
                        DTEND:TZID=20260725T012845
                        SUMMARY:Mass
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR