public function getTokenName(array $tokenData = null)
    {
        $data[] = $tokenData['grs_first_name'];
        $data[] = $tokenData['grs_surname_prefix'];
        $data[] = $tokenData['grs_last_name'];

        $data = array_filter(array_map('trim', $data)); // Remove empties

        return implode(' ', $data);
    }