Заказ отправляется 2 раза

<?php
if(empty($_GET['msorder'])){
    $scriptProperties = array(
        'json_response' => false
    );
    $miniShop2 = $modx->getService('minishop2','miniShop2', MODX_CORE_PATH . 'components/minishop2/model/minishop2/', $scriptProperties);
    if (!($miniShop2 instanceof miniShop2)) return '{"error": "getService minishop error"}';
    $miniShop2->initialize($modx->context->key, $scriptProperties);
    $miniShop2->cart->clean();
    $miniShop2->order->clean();
    $miniShop2->order->add('receiver','Имярек'); // Указываем имя получателя
    $miniShop2->order->add('phone','777');
    $miniShop2->order->add('email','мыло');
    $miniShop2->order->add('receiver','test1');
    $miniShop2->order->add('payment', 1); //Указываем способ оплаты
    $miniShop2->order->add('delivery', 1); //Указываем способ доставки
    $miniShop2->cart->add(3,2);
    $miniShop2->order->submit();
}