<PixiGetLocationsPost200TextXmlResponse>
  <LocID>string</LocID>
  <LocationKey>0</LocationKey>
  <LocName>string</LocName>
  <LocAddress>string</LocAddress>
  <LocCity>string</LocCity>
  <LocZIP>string</LocZIP>
  <LocCountry>string</LocCountry>
  <LocState>string</LocState>
  <LocCompany>string</LocCompany>
  <AllowShipping>string</AllowShipping>
  <SpecialStock>true</SpecialStock>
  <ResLocID>string</ResLocID>
  <TranLocID>string</TranLocID>
  <ResExpDays>0</ResExpDays>
  <IsPosLocation>string</IsPosLocation>
</PixiGetLocationsPost200TextXmlResponse>

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:pixiGetLocations>
            <LocID xsi:type="xsd:string">001</LocID>
        </ns1:pixiGetLocations>
    </SOAP-ENV:Body>
</SOAP-ENV:Envelope>

<?php

getPixiSoapClientResponse('pixiGetLocations', [
    'LocID' => '001', // 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);
}