code: function (req, res, next) {
  		if (!req.query.access_token)
  			return res.status(401).json({ code: 401, status: 'error', message: 'Not authorized.' });
  
  		var user_data = {
  			name: 'Ais',
  			age: '27 years old'
  		};
  
  		req.pipa.user = user_data;
  
  		next();
  	}
docs: /* ----------------------------------------
  |
  |	When you access http://localhost:9000/api/v1/user/me
  |	It will automatically execute 2 middlewares:
  |
  |	1. Middleware filename: middlewares/Auth.js
  |
  |	and it will execute the :
  |
  | 	ensureAuth()
  |
  |	to check whether there's an `access_token` param
  |	in the request or not.
  |
  |	If yes, then please refer to
  |
  |	2. Middleware filename: middlewares/User.js
  |
  ----------------------------------------