Steelhead Soap Request

sample.php

<?php
//$wsdl_url = 'https://www.steelroads.com/wsdl/com/steelroads/ws/model/TatService.wsdl';
$wsdl_url = 'https://www.steelroads.com/services/TatService';
$username = 'username1';
$password = 'secret';

$client = new SoapClient($wsdl_url, array("soap_version" => SOAP_1_1,"trace" => 1));

$user_param = array (
  'WebProviderLoginId' => $username,
  'WebProviderPassword' => $password,
  'IsAgent' => false
);

$service_param = array (
  'objSecurity' => $user_param,
  "OutPut" => NULL,
  "ErrorMsg" => NULL
);

print_r(
   $client->__soapCall(
       "equipmentList", // runDynamicTrace
       array($service_param)
   )
);

echo $client->__getLastRequest();