Answers for "Add notification bubble in Custom post type Sub Menu or Sub Custom post type"

Add notification bubble in Custom post type Sub Menu or Sub Custom post type

$notification_count = 2; // here we get the count somehow in the code
 
add_menu_page(
	'Tickets',
	$notification_count ? sprintf( 'Tickets <span class="awaiting-mod">%d</span>', $notification_count ) : 'Tickets',
	'manage_options',
	'tickets_page_slug',
	'tickets_page_handler'
);