public static void main(String args[]) throws IOException,NoSuchAlgorithmException {

    String username = "XXXXX";
    String password = "XXXX";
    String nonce = "XXXXX";

    SimpleDateFormat dateFormatter = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
   String created = dateFormatter.format(new Date());
   // String created = "2018-07-12EAT14:31:1210800";
    String input = nonce + created + password;
    //String passwordDigest = "jro73ZmrGeYEG7OqPWdU9fgyEFY=";
     MessageDigest md = MessageDigest.getInstance("SHA-1");
    String passwordDigest = DatatypeConverter.printBase64Binary(md.digest(input.getBytes("UTF-8")));
   // System.out.println(header.toString());
    System.out.println(DatatypeConverter.printBase64Binary(input.getBytes("UTF-8")) + " === " + created + " " + username);

      String xml = "<fulfillmentRequest>"
            + "<msisdn>260964293635</msisdn>"
            + "<operationType>3</operationType>"
            + "<iname>Stanchart</iname>"
            + "<clientTransactionId>19035542356435323</clientTransactionId>"
            + "<productCode>NACT_ZM_Data_4764</productCode>"
            + "<pin>2018</pin><benmsisdn>260966745046</benmsisdn>"
            + "</fulfillmentRequest>";

    System.out.println("This is the request to MTN => " + xml);
    String endpoint = "http://172.25.48.43:8312/1/cis/services/fulfillment";

          System.out.println("This is the endpoint we are posting the transaction to => " + endpoint);

    boolean hasResponse = false;
    String statCode = null;
    String statusResponse = null;
    String receiptNo = null;

//OutputStream zp =null;
      BufferedReader  br;
    StringBuilder sb;

    String respTxt= "";
  int msg=0 ;
     String response;
     URL url;
     HttpURLConnection connection ;

     try {

     url = new URL(endpoint);

 connection = (HttpURLConnection) url.openConnection();
    connection.setRequestMethod("POST");
    connection.setRequestProperty("Content-Type", "text/xml; charset=utf-8");
    connection.setRequestProperty("Authorization", "WSSE realm="SDP", profile="UsernameToken"");
    connection.setRequestProperty("User-Agent", "Jakarta Commons-HttpClient/3.1");
    connection.setRequestProperty("X-WSSE", "UsernameToken Username="+username+",PasswordDigest="+passwordDigest+",Nonce=""+nonce+"",Created=""+created+""");
    connection.setRequestProperty("Host", "172.25.48.43:8312");
    connection.setUseCaches(false);
    connection.setDoInput(true);
    connection.setDoOutput(true);
    connection.setConnectTimeout(50000);
    connection.setReadTimeout(90000);
    DataOutputStream output = new DataOutputStream(connection.getOutputStream());
    output.writeBytes(xml);
    output.flush();
    responseCode = connection.getResponseCode();
    respTxt = connection.getResponseMessage();
    System.out.println("Status code after sending the the payload to mtn => " + responseCode + " Now waiting for response: ");
  Object vm = connection.toString();

   msg = connection.getContentLength();
       br = new BufferedReader(new InputStreamReader((connection.getInputStream())));
        sb = new StringBuilder();

        System.out.println("| Response |" + br.toString() + " |beepTrxID: " );
        while ((response = br.readLine()) != null) {
            sb.append(response);

        }
            System.out.println(sb.toString());
        if (br.toString().isEmpty() || br.toString() == null) {
            hasResponse = false;
            statusResponse = "Empty response from MTN server:" + br.toString();
        } else {

   DocumentBuilder builder = dbf.newDocumentBuilder();
            InputSource source = new InputSource(new StringReader(sb.toString()));
            Document document = builder.parse(source);
            NodeList responseCode = document.getElementsByTagName("responseCode");
            NodeList responseDescription = document.getElementsByTagName("responseDescription");
            NodeList receipt;
            if (br.toString().contains("requestId")) {
                receipt = document.getElementsByTagName("requestId");
                receiptNo = receipt.item(0).getTextContent().trim();
            } else {
                receiptNo = "value";
            }
           System.out.println("|Extracting status code..." + " |beepTrxID: "+sb.toString());
            statCode = responseCode.item(0).getTextContent().trim();
            statusResponse = responseDescription.item(0).getTextContent().trim();
           System.out.println("|Status Code: " + statCode + "| Status Response: " + statusResponse + " |beepTrxID: ");
        }

            br.close();
        connection.disconnect();



     } catch (MalformedURLException ex) {
        System.out.println("An error occured:" + respTxt);
System.out.println(msg);
//System.out.println(zp.toString());
  //  }catch(NotAuthorizedException ex){

 // System.out.println("Operation Not Permitted"+ex);
 } catch (IOException ex ){
  System.out.println("An error occured:" + respTxt);

 //} catch( NoSuchAlgorithmException ex) {
 //          System.out.println("An error occured:" + ex);
     } catch (ParserConfigurationException ex) {
                  System.out.println(ex);
        } catch (SAXException ex) {
                System.out.println(ex);
           }








    }

<?xml version="1.0" encoding="UTF-8" standalone="yes"?><fulfillmentService><responseCode>1106</responseCode><status>FAILURE</status><systemType>CIS</systemType><responseDescription>Sorry! We are unable to process your request. Call 111 for customer care or visit www.mtnzambia.com.</responseDescription><requestId>WEB_10.100.244.97_7889e49b-24f4-4c27-8d69-f4fd6d25c603</requestId></fulfillmentService>