sutff.php

array(
	'User' => array(
	),
	'Availability' => array(
			(int) 0 => array(
				'day_id' => (int) 1,
				'timeslot_id' => (int) 1,
				'user_id' => (int) 1
			),
			(int) 1 => array(
				'day_id' => (int) 2,
				'timeslot_id' => (int) 2,
				'user_id' => (int) 1
			)
		)
)