Supersøndag

4{  "recurrence": "4",  "weekInterval": "1",  "monthYearOption": "2",  "interval": "6",  "weekDay": "0",  "month": "1",  "monthOption": "1",  "startDate": "2018-09-30 11:00",  "endDate": "2018-09-30 14:00",  "recurUntil": "2019-06-01",  "exceptDates": [    "2018-12-30"  ]}