public static function get_scorm_attempt_count_parameters() {
        return new external_function_parameters(
            array(
                'scormid' => new external_value(PARAM_INT, 'SCORM instance id'),
                'userid' => new external_value(PARAM_INT, 'User id'),
                'ignoremissingcompletion' => new external_value(PARAM_BOOL,
                                                'Ignores attempts that haven\'t reported a grade/completion',
                                                VALUE_DEFAULT, false),
            )
        );
    }