public static function getAllSuperUserAccessEmailAddresses()
    {
        $emails = array();

        try {
            $superUsers = APIUsersManager::getInstance()->getUsersHavingSuperUserAccess();
        } catch (\Exception $e) {
            return $emails;
        }

        foreach ($superUsers as $superUser) {
            $emails[$superUser['login']] = $superUser['email'];
        }

        return $emails;
    }