new paste.js

var to_send = {}
to_send.title = "title";
to_send.content = "content";
to_send.author = "aut";
to_send.language = "css";
to_send = JSON.stringify(to_send);

var request = new XMLHttpRequest();
request.open('POST', 'http://localhost:3000/api/v1/new', true);
request.setRequestHeader('Content-Type', 'application/json; charset=UTF-8');
request.onreadystatechange = function () { 
    if (request.readyState == 4 && request.status == 200) {
        var json = JSON.parse(request.responseText);
        console.log(json);
    }
}
request.send(to_send);