<tns:AuthRequest xmlns:tns="urn://x-artefacts-gnivc-ru/ais3/kkt/AuthService/types/1.0">
  <tns:AuthAppInfo>
    <tns:MasterToken>MASTER_TOKEN_ISSUED_BY_FNS</tns:MasterToken>
  </tns:AuthAppInfo>
</tns:AuthRequest>

<tns:AuthResponse xmlns:tns="urn://x-artefacts-gnivc-ru/ais3/kkt/AuthService/types/1.0" >
  <tns:Result>
    <tns:Token>TEMPORARY_TOKEN_ISSUED_BY_FNS</tns:Token>
    <tns:ExpireTime>2001-12-17T09:30:47Z</tns:ExpireTime>
  </tns:Result>
</tns:AuthResponse>

try{
        $options = array(
        'soap_version' => SOAP_1_1,
        'compression' => SOAP_COMPRESSION_ACCEPT | SOAP_COMPRESSION_GZIP,
        'encoding' => 'UTF-8',
        'trace' => 1,
        'exceptions' => true,
        'cache_wsdl' => WSDL_CACHE_NONE,
        'features' => SOAP_SINGLE_ELEMENT_ARRAYS
    );
        $service_Url = 'https://openapi.nalog.ru:8090/open-api/AuthService/0.1?wsdl';
        $SoapClient = new SoapClient($service_Url, $options);
 
        $daraArray = array('Message' => '
 
           <AuthRequest xmlns="urn://x-artefacts-gnivc-ru/ais3/kkt/AuthService/types/1.0" xsi:schemaLocation="urn://x-artefacts-gnivc-ru/ais3/kkt/AuthService/types/1.0 schema.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
               <AuthAppInfo>
                   <MasterToken>'.$modx->getOption('MASTER_TOKEN_ISSUED_BY_FNS').'</MasterToken>
               </AuthAppInfo>
           </AuthRequest>
       ');
       
        $result = $SoapClient->GetMessage($daraArray);
    }catch(Exception $e){
        echo($e);
    }

SoapFault exception: [soap:Client] Unmarshalling Error: cvc-complex-type.2.4.b: The content of element 'ns1:Message' is not complete. One of '{WC[##other:"urn://x-artefacts-gnivc-ru/inplat/servin/OpenApiMessageConsumerService/types/1.0"]}' is expected.  in