@Action(value="templateInfo", interceptorRefs = {@InterceptorRef("loginStack")}) //Json Return
    public String templateInfo(){
        HttpServletResponse response = ServletActionContext.getResponse();
        response.setContentType("application/json");
        response.setStatus(HttpServletResponse.SC_OK);
        response.setCharacterEncoding("UTF-8");
        try {
           String jsonReturn = UtilJson.jsonStringFromObject(UtilMailjet.getTemplateInfo(Integer.valueOf(chosenTemplateSlug)));
           response.getWriter().write(jsonReturn);
           response.getWriter().flush();
           response.getWriter().close();
        } catch ( IOException | MailjetSocketTimeoutException | MailjetException ex) {
            ex.printStackTrace();
        }

        return null;
    }