CODE EXAMPLE FOR JAVASCRIPT

JSON

private void saveUserInfo(){
    dialog.setMessage("Loading");
    dialog.show();
    String name = txtName.getText().toString().trim();
    String lastName = txtLastname.getText().toString().trim();

    StringRequest request = new StringRequest(Request.Method.POST, Constant.SAVE_USER_INFO, response->{

        try {
            JSONObject object = new JSONObject(response);
            if(object.getBoolean("success")){
                SharedPreferences.Editor editor = userPref.edit();
                editor.putString("photo", object.getString("photo"));
                editor.apply();
                startActivity(new Intent(UserInfoActivity.this, HomeActivity.class));
                finish();
            }
        } catch (JSONException e) {
            e.printStackTrace();
        }

        dialog.dismiss();

    }, error->{
        error.printStackTrace();
        dialog.dismiss();
    }) {
        //add token to headers

        @Override
        public Map<String, String> getHeaders() throws AuthFailureError {
            String token = userPref.getString("token", "");
            HashMap<String, String> map = new HashMap<>();
            map.put("Authorization", "Bearer" +token);
            return map;
        }


        //add Params

        @Override
        protected Map<String, String> getParams() throws AuthFailureError {
            HashMap<String, String> map = new HashMap<>();
            map.put("name", "name");
            map.put("lastname", "lastname");
            map.put("photo", bitmapToString(bitmap));
            return map;
        }
    };

    RequestQueue queue = Volley.newRequestQueue(UserInfoActivity.this);
    queue.add(request);
}