Difference between two soap requests

Question

My SOAP Request

Answer 1

try the following

$ns = 'http//ws.apache.org/namespaces/axis2'; //Namespace of the WS.
//Body of the Soap Header.
$headerbody = array('ServiceGroupId' => $UNIQUEID_Token);
//Create Soap Header.       
$header = new SOAPHeader($ns, 'axis2', $headerbody);             
//set the Headers of Soap Client.
$soap_client->__setSoapHeaders($header);