$.ajaxPrefilter(function (settings, _, jqXHR) {
  jqXHR.setRequestHeader('X-Parse-Application-Id', '39715d2bec12f9dc1df3e125e13298f475e7e68f');
  jqXHR.setRequestHeader('X-Parse-REST-API-Key', 'ed8204bd6cf2d93788258e1804415212609d218f');
});