<PixiGetChangedOrdersPost200TextXmlResponse>
  <DateTimeTo>string</DateTimeTo>
  <OrderHeaderKey>0</OrderHeaderKey>
  <OrderNr>0</OrderNr>
  <CreateDate>string</CreateDate>
  <OrderNrExternal>string</OrderNrExternal>
  <WholeOrderState>string</WholeOrderState>
  <ShipVendorCode>string</ShipVendorCode>
  <ShopID>string</ShopID>
  <ShipCost>0</ShipCost>
  <PaymentAddressId>0</PaymentAddressId>
  <ShipmentAddressId>0</ShipmentAddressId>
  <DeliveryDate>string</DeliveryDate>
  <Referrer>string</Referrer>
  <GiftMessage>string</GiftMessage>
  <AddressRemarks>string</AddressRemarks>
  <ShopNote>string</ShopNote>
  <PaymentType>string</PaymentType>
  <CustKey>0</CustKey>
  <CustomerEmail>string</CustomerEmail>
  <CustomerNrExternal>string</CustomerNrExternal>
  <OrderLocked>string</OrderLocked>
  <OrderDate>string</OrderDate>
  <VoucherID>string</VoucherID>
  <VoucherAmount>0</VoucherAmount>
  <OrderCurrency>string</OrderCurrency>
  <EstimatedDelivery>string</EstimatedDelivery>
</PixiGetChangedOrdersPost200TextXmlResponse>

POST https://apigateway.descartes.com/tms/pixi/
Content-Type: text/xml; charset=utf-8
# echo -n '{{username}}:{{password}}' | base64 | pbcopy
Authorization: Basic {{token}}

<?xml version="1.0" encoding="UTF-8"?>
<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/"
                   xmlns:ns1="https://apigateway.descartes.com/tms/pixi/"
                   xmlns:xsd="http://www.w3.org/2001/XMLSchema"
                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                   SOAP-ENV:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/">
    <SOAP-ENV:Body>
        <ns1:pixiGetChangedOrders>
            <DateTimeFrom xsi:type="xsd:string">YYYY-MM-DD hh:mm:ss</DateTimeFrom> <!-- required -->
            <skipGetXMLValue xsi:type="xsd:boolean">0 or 1</skipGetXMLValue>
            <ReturnOnlyDFOrders xsi:type="xsd:boolean">0 or 1</ReturnOnlyDFOrders>
        </ns1:pixiGetChangedOrders>
    </SOAP-ENV:Body>
</SOAP-ENV:Envelope>

<?php

getPixiSoapClientResponse('pixiGetChangedOrders', [
    'DateTimeFrom' => 'YYYY-MM-DD hh:mm:ss', // string (required)
    'skipGetXMLValue' => '0 or 1', // boolean
    'ReturnOnlyDFOrders' => '0 or 1', // boolean
]);

function getPixiSoapClientResponse(string $method, array $arguments = [])
{
    $soapArguments = [];
    foreach ($arguments as $key => $value) {
        $soapArguments[] = new SoapVar($value, null, '', '', $key);
    }

    $soapClient = new SoapClient(null, [
        'login' => '...',
        'password' => '...',
        'uri' => 'https://apigateway.descartes.com/tms/pixi/',
        'location' => 'https://apigateway.descartes.com/tms/pixi/',
    ]);

    return $soapClient->__call($method, $soapArguments);
}