<PixiGetItemsStockHistoryPost200TextXmlResponse>
  <IBILkey>0</IBILkey>
  <ItemKey>0</ItemKey>
  <ItemNrInt>string</ItemNrInt>
  <EANUPC>string</EANUPC>
  <ItemNrSuppl>string</ItemNrSuppl>
  <Qty>0</Qty>
  <UpdateEmp>string</UpdateEmp>
  <UpdateDate>string</UpdateDate>
  <BinName>string</BinName>
  <LocID>string</LocID>
  <ForOrderline>0</ForOrderline>
  <Reason>string</Reason>
  <SMType>string</SMType>
  <SMOperation>string</SMOperation>
  <BatchNumber>string</BatchNumber>
  <BestBeforeDate>string</BestBeforeDate>
  <RelocateTransactionID>string</RelocateTransactionID>
  <DeliveryNumber>0</DeliveryNumber>
  <OrderNrExternal>string</OrderNrExternal>
</PixiGetItemsStockHistoryPost200TextXmlResponse>

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:pixiGetItemsStockHistory>
            <DateTo xsi:type="xsd:string">YYYY-MM-DD hh:mm:ss</DateTo>
            <IbilKey xsi:type="xsd:integer">0</IbilKey>
            <DateFrom xsi:type="xsd:string">YYYY-MM-DD hh:mm:ss</DateFrom> <!-- required -->
            <Location xsi:type="xsd:string">001</Location>
            <RowCount xsi:type="xsd:integer">1000</RowCount>
            <DeliveryNumber xsi:type="xsd:integer">123</DeliveryNumber>
            <OrderNumberExternal xsi:type="xsd:string">abcdefg</OrderNumberExternal>
            <RelocateTransactionID xsi:type="xsd:string">UNIQUEIDENTIFIER</RelocateTransactionID>
        </ns1:pixiGetItemsStockHistory>
    </SOAP-ENV:Body>
</SOAP-ENV:Envelope>

<?php

getPixiSoapClientResponse('pixiGetItemsStockHistory', [
    'DateTo' => 'YYYY-MM-DD hh:mm:ss', // string
    'IbilKey' => '0', // integer
    'DateFrom' => 'YYYY-MM-DD hh:mm:ss', // string (required)
    'Location' => '001', // string
    'RowCount' => '1000', // integer
    'DeliveryNumber' => '123', // integer
    'OrderNumberExternal' => 'abcdefg', // string
    'RelocateTransactionID' => 'UNIQUEIDENTIFIER', // string
]);

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);
}