<PixiReadOrderHeaderPost200TextXmlResponse>
  <OrderHeaderKey>0</OrderHeaderKey>
  <OrderNr>0</OrderNr>
  <ShipVendorCode>string</ShipVendorCode>
  <GiftMessage>string</GiftMessage>
  <ShipInstruct>string</ShipInstruct>
  <Discount>string</Discount>
  <IPAddress>string</IPAddress>
  <CCPPaymentInfoOK>string</CCPPaymentInfoOK>
  <CCPLastAuthCode>string</CCPLastAuthCode>
  <CCPNumOfTries>0</CCPNumOfTries>
  <CCPReauthorizeYN>string</CCPReauthorizeYN>
  <CreateEmp>string</CreateEmp>
  <CreateDate>string</CreateDate>
  <UpdateEmp>string</UpdateEmp>
  <UpdateDate>string</UpdateDate>
  <CustRef>0</CustRef>
  <AddrRef>0</AddrRef>
  <ShipAdrRef>0</ShipAdrRef>
  <rowguid>0</rowguid>
  <OhSCostCharged>string</OhSCostCharged>
  <OhShippingNote>string</OhShippingNote>
  <OhChargeShipCost>string</OhChargeShipCost>
  <OhWrapType>string</OhWrapType>
  <OhWrapMessage>string</OhWrapMessage>
  <OhSCostChargeType>0</OhSCostChargeType>
  <OhSCostFirstItemCharged>string</OhSCostFirstItemCharged>
  <OhShipImmed>string</OhShipImmed>
  <OhSLocked>string</OhSLocked>
  <OhGosF1>string</OhGosF1>
  <OhGosF2>string</OhGosF2>
  <OhWaitDays>0</OhWaitDays>
  <OhShipID>string</OhShipID>
  <Address_Remarks>string</Address_Remarks>
  <Verfahren>string</Verfahren>
  <Product>string</Product>
  <Extras>string</Extras>
  <Shipdate>string</Shipdate>
  <ChangeDate>string</ChangeDate>
  <ChangeSequence>0</ChangeSequence>
  <ChangeReported>string</ChangeReported>
  <ExtraShippingCharged>string</ExtraShippingCharged>
  <ccpPayID>string</ccpPayID>
  <ccpSetFailTries>0</ccpSetFailTries>
  <ccpSetFailLastTime>string</ccpSetFailLastTime>
  <PaidBySwiftRef>string</PaidBySwiftRef>
  <Shop_Note>string</Shop_Note>
  <PaidByCustomer>string</PaidByCustomer>
  <OhCCPmerchantID>string</OhCCPmerchantID>
  <ShipCost>string</ShipCost>
  <AutoReservationDone>true</AutoReservationDone>
  <ForceToPicklistIfNotFULL>true</ForceToPicklistIfNotFULL>
  <DFType>0</DFType>
  <ManualResDate>string</ManualResDate>
  <OHMultiForceToPicklist>true</OHMultiForceToPicklist>
  <OHCancelAfterForcedShipOut>true</OHCancelAfterForcedShipOut>
  <SubShopLogo>string</SubShopLogo>
  <SubShopName>string</SubShopName>
  <Referrer>string</Referrer>
  <AutoPaymentCreated>true</AutoPaymentCreated>
  <ResOnLocDate>string</ResOnLocDate>
  <ChannelRef>0</ChannelRef>
  <OrderNrExternal>string</OrderNrExternal>
  <OrderStatus>string</OrderStatus>
  <OrderLinesTotal>string</OrderLinesTotal>
  <OrderLinesDiscount>string</OrderLinesDiscount>
  <OrderTotal>string</OrderTotal>
  <CurrencyId>0</CurrencyId>
  <ExchRateId>0</ExchRateId>
</PixiReadOrderHeaderPost200TextXmlResponse>

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:pixiReadOrderHeader>
            <OrderNr xsi:type="xsd:integer"></OrderNr>
            <RowCount xsi:type="xsd:integer"></RowCount>
            <CreateDateTo xsi:type="xsd:string"></CreateDateTo>
            <UpdateDateTo xsi:type="xsd:string"></UpdateDateTo>
            <CreateDateFrom xsi:type="xsd:string"></CreateDateFrom>
            <OrderHeaderKey xsi:type="xsd:integer"></OrderHeaderKey>
            <UpdateDateFrom xsi:type="xsd:string"></UpdateDateFrom>
            <CreateAndUpdateDateTo xsi:type="xsd:string"></CreateAndUpdateDateTo>
            <CreateAndUpdateDateFrom xsi:type="xsd:string"></CreateAndUpdateDateFrom>
        </ns1:pixiReadOrderHeader>
    </SOAP-ENV:Body>
</SOAP-ENV:Envelope>

<?php

getPixiSoapClientResponse('pixiReadOrderHeader', [
    'OrderNr' => '', // integer
    'RowCount' => '', // integer
    'CreateDateTo' => '', // string
    'UpdateDateTo' => '', // string
    'CreateDateFrom' => '', // string
    'OrderHeaderKey' => '', // integer
    'UpdateDateFrom' => '', // string
    'CreateAndUpdateDateTo' => '', // string
    'CreateAndUpdateDateFrom' => '', // 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);
}