app.get('/add-users', function (req, res) {
    var success = [];
    var count = 0;

    users.forEach(function(user, i){

        request({
            url: url,
            method: 'POST',
            json: true
        }, function(err, resp, body){
            if (!err && resp.statusCode === 200) {
               success.push('user added');
            }
        });

        if(count === users.length) {
          res.json(success);
        }
    });
});