String email = requestData.get("email");
String password = requestData.get("password");
StringEntity params =new StringEntity("{\"email\":\"" + email + "\",\"password\":\"" + password + "\"}");
request.addHeader("content-type", "application/json");
request.setEntity(params);
HttpResponse response = httpClient.execute(request);
if(response.getStatusLine().getStatusCode() == 200) {
String responseBody = EntityUtils.toString(response.getEntity());
String token = responseBody;
session().clear();