BEGIN:VCALENDAR
PRODID:-//event//iCal4j 1.0//EN
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTAMP:20260406T180630Z
DTSTART:20210819T150000Z
DTEND:20210819T170000Z
SUMMARY:bid-opening
LOCATION:    
END:VEVENT
END:VCALENDAR