Date keywords must be entered in the following format:
yyyy-MM-dd
Therefore, if you want to enter a date of February 27th, 2015, the formatted date would be 2015-02-27 and the percent-encoded date value would be 2015%2D02%2D27.
Date time keywords must be entered in the following format:
yyyy-MM-dd HH:mm:ss
The time must be entered using the 24 hour clock. Therefore, if you want to enter a date and time of February 27th, 2015 02:30:55 PM, the formatted date would be 2015-02-27 14:30:55 and the percent-encoded date and time value would be 2015%2D02%2D27%2014%3A30%3A55.