defaultRequest.js

// exemplo de data
{
  token: "Token retornado do back-end",
  profile: "Perfil retornado do back-end"
}

app.storeUserData = function(data) {
	sessionStorage.setItem('userData', JSON.stringify(data));
};

app.getUserData = function() {
	return JSON.parse(sessionStorage.getItem('userData'));
};

app.sendRequest = function(action, data) {
	jQuery.support.cors = true;
	var data = (typeof data !== 'undefined' ? $.extend(data, app.getUserData()) : {});
	$.ajax({
		url: '/Facade/'+action,
		data: JSON.stringify(data),
		type: "POST",
		dataType: "json",
		contentType: "application/json; charset=utf-8"
	});
}

app.showContent = function(profile) {
	if(profile === 'BackOffice') {
		console.log('you are not allowed');
	}  else if(profile === 'Helpdesk') {
		console.log('welcome');
	} else {
		console.log('you are not allowed');
	}
};

app.showContent(app.getUserData().profile);