JQuery file upload on Stamplay

jquery_upload.js

var url = 'https://appId.stamplayapp.com/api/cobject/v1/cobjectId';
var input = document.getElementById('file-upload');

var fd = new FormData();
fd.append( 'file', input.files[0] );
$.ajax({
    method : 'POST'
    url: url,
    data: fd,
    contentType: false,
    processData: false,
    success : function(response){
        console.log(response);
    },
    error : function(err){
        console.log(err.responseText);
    }
});