TokenMismatchException for dropzone

I'm using dropzone but I have an error for token mis match exception.I'm trying something like this-

<form method="POST" action="/dashboard/post">
<div class="form-group col-lg-4">
                            <label class="control-label" for="title">Name:</label>
                            <input type="text" name="title" id="title" class="form-control input--style" 
                                   value="" required>
                        </div>
<div class="form-group col-lg-4">
                            <label class="control-label" for="details">details:</label>
                            <textarea type="text" name="title" id="title" required></textarea>
                        </div>
<div class="form-group col-lg-4 dropzone dropzone-previews" id="dropzone"></div>

<button class="btn" type="submit">Submit</button>

</form>

@section('dropzone')
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
    <script src="{{url('js/dropzone.js')}}"></script>
    <script>
        Dropzone.autoDiscover = false;
        jQuery(document).ready(function () {

            $("div#dropzone").dropzone({
                url: "/dashboard/properties",
                headers: {
                    'X-CSRFToken': $('meta[name="token"]').attr('content')
                }
            });
        });
    </script>
@endsection