example-rrule.php

<?php

[0] => Array
        (
            [id] => 15586
            [title] => Sunday Reopen
            [url] => https://localhost/rental/product/sunday-reopen-2/
            [allDay] => 
            [rrule] => Array
                (
                    [dtstart] => 2021-02-09
                    [freq] => daily
                    [interval] => 1
                    [until] => 2021-09-12 23:59:00
                    [byweekday] => Array
                        (
                            [0] => su
                        )
                    [byhour] => Array
                        (
                            [0] => 23
                        )[byminute] => Array
                        (
                            [0] => 30
                        )

                )

            [extendedProps] => Array
                (
                    [productType] => simple
                    [bookingType] => date_time
                    [view] => list
                    [greyOutBooked] => true
                    [showQuantity] => false
                    [holidays] => Array
                        (
                            [0] => 
                        )

                    [showTime] => 1
                    [price] => 0
                    [sort] => 0
                    [timeslot_value] => 23:30 - 00:30
                )

            [duration] => 01:00
)