use SOAP::Lite;
my ($soap);

$soap = new SOAP::Lite;

$soap->transport->proxy('http://wdb_sqltest:8080/ssc/servlet/SUGSoap');

$soap->serializer->uri('http://www.w3.org/1999/XMLSchema-instance');

$soap->serializer->envprefix('xsi');

$soap->call(SOAP::Data->name('Import') ->attr({xmlns=>'xsi'}) => 'uri:SystemUnion-Journal');