in classes/privacy/provider.php [54:62]
public static function get_metadata(collection $collection) : collection {
$detail = [
'assignment' => 'privacy:metadata:assignmentid',
'submission' => 'privacy:metadata:submissionpurpose',
'numfiles' => 'privacy:metadata:numfiles'
];
$collection->add_database_table('assignsubmission_onenote', $detail, 'privacy:metadata:tablepurpose');
return $collection;
}