Veri çekmeye çalıştığınız kodları atarsanız daha iyi olur.
<?php
header ('Content-type: text/html; charset=utf-8');
$client = new SoapClient('https://servisler.XXXX.com/Service1.svc?wsdl');
$header = new SoapHeader('UserName: UI5YorOSKe2os3UFm3hGr+cO8jPNos+PCBqvXK9nwMGimQ3TYgK1bC6gKimagbw1aruV0gKYMFWLVvyyXPBvuJsdmAVMdpKDxJpl7O7PdmzK6CgrbSgVYsql12JAYob8oF7/1X6NA8c/Gh/63aVuto76A0u4VwPSlBuCa0m+Wvs=', 'Password: yPAdUVkDMcwSrezSRYX62+Hd9rIbiXHCJvn6/rZ/aI358IsmUq+DGJT4gxAl1xs7eX/HMeX+A8yReAlN90Qo//fkiKdYbYhze3+fl2lR1Zl3EgiRBfIo+Nwf1+3JlmJot6TUXRnN5b7441lpFlRS1rtN5WFsyf0V32dQagkuckw=');
$client->__setSoapHeaders($header);
$requestData = array('kartNumarasi' => '23114315842');
$result = $client->KartBakiyesiGetir($requestData);
if ($result){
print_r($client->KartBakiyesiGetirResponse);
}else{
echo "Hatalı No";
}
print_r($client->__getLastRequest());
?>