Parsely.js add server side error checks on submit

gistfile1.js

$(this.content).find("form").parsley('addListener',{
  onFormSubmit:function(isFormValid, event, parsleyForm){
    event.preventDefault();
    if(isFormValid) {
        $.post('/video/vote', parsleyForm.$element.serialize(), function(data) {
            if(data.message === 'success') {
            } else {
            }
            console.log('message: ' + data.message);
        });    
    }
    return false;
  }
});