usage

1. Add js and CSS style

<link href="~/Dropzone/css/basic.css" rel="stylesheet" />
<link href="~/Dropzone/css/dropzone.css" rel="stylesheet" />
<script src="~/Dropzone/dropzone.min.js"></script>

2. Post  The data

<form action="~/Home/SaveUploadedFile" method="post"
    enctype="multipart/form-data" class="dropzone"
    id="dropzoneForm">
</form>

3. Handling for Server Response

<script type="text/javascript">
    Dropzone.options.dropzoneForm = {
        init: function () {
            this.on("complete", function (data) {               
                var res = eval('(' + data.xhr.responseText + ')');
                alert(res.Message);
            });
        }
    };
</script>