WordPress at a glance
action is not described

action_scheduler_deleted_action action-hook . WC 1.0

Usage

add_action( 'action_scheduler_deleted_action', 'action_function_name_8917' );
function action_function_name_8917( $action_id ){
	// action...
}
$action_id
-

Where the hook is called

ActionScheduler_wpPostStore::delete_action()
action_scheduler_deleted_action
ActionScheduler_DBStore::delete_action()
action_scheduler_deleted_action
woocommerce/packages/action-scheduler/classes/data-stores/ActionScheduler_wpPostStore.php 470
do_action( 'action_scheduler_deleted_action', $action_id );
woocommerce/packages/action-scheduler/classes/data-stores/ActionScheduler_DBStore.php 550
do_action( 'action_scheduler_deleted_action', $action_id );

Where in WP core the hook is used WooCommerce

woocommerce/packages/action-scheduler/classes/data-stores/ActionScheduler_DBLogger.php 104
add_action( 'action_scheduler_deleted_action', [ $this, 'clear_deleted_action_logs' ], 10, 1 );