FileInputStream fileInputStream = new FileInputStream(selectedFile);
        URL url = new URL(SERVER_URL);
        connection = (HttpsURLConnection) url.openConnection();
        connection.setDoInput(true);//Allow Inputs
        connection.setDoOutput(true);//Allow Outputs
        connection.setUseCaches(false);//Don't use a cached Copy
        connection.setChunkedStreamingMode(1024);
        connection.setRequestMethod("POST");
        connection.setRequestProperty("Connection", "Keep-Alive");
        connection.setRequestProperty("Cache-Control", "no-cache, must-revalidate");
        connection.setRequestProperty("Expires", "Sat, 26 Jul 1997 05:00:00 GMT");
        connection.setRequestProperty("ENCTYPE", "multipart/form-data");
        connection.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + boundary);
        connection.setRequestProperty("uploaded_file",selectedFilePath);

InputStream in = connection.getInputStream();
                byte data[] = new byte[1024];
                int counter = -1;
              String jsonstring = "";

                while( (counter = in.read(data)) != -1){
                    jsonString += new String(data, 0, counter);
                }

                Log.d("Debug", " JSON String: " + jsonString);