Денис

return $modx->getChunk('kassa', array(
    'summaaudio' => $sum_audio,
    'summaphoto' => $sum_photo,
    'summatitry' => $sum_titry,
    'kolaudio' => $kol_audio,
    'kolphoto' => $kol_photo,
    'titry' => $titry,
    'summa' => $_POST['summaSkrito'],));