BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:3f72f2b1bad30fa3fd1d97e161dec40ehttps://nsu.hu
                        DTSTAMP:20260827T061737
                        DTSTART:TZID=20260827T061737
                        DTEND:TZID=20260827T061737
                        SUMMARY:
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR