ارسال دیتا به اکشن با جاوا اسکریپت

سلام من یه صفحۀ مکالمه دارم که با جاوا اسکریپت پیاده سازی شده 

همه چیزاش پر میشه فقط میخوام ارسال بشه به اکشن

این دکمۀ ارسال 

  <div class="col-sm-4  chat-send">
                                <button type="submit" class="btn btn-info btn-block waves-effect waves-light">ارسال </button>
                            </div>

این کدای جاوا اسکریپت

<script>

        !function ($) {
            "use strict";

            var ChatApp = function () {
                this.$body = $("body"),
                    this.$chatInput = $('.chat-input'),
                    this.$chatList = $('.conversation-list'),
                    this.$chatSendBtn = $('.chat-send .btn')
                debugger
            };

            //saves chat entry - You should send ajax call to server in order to save chat enrty
            ChatApp.prototype.save = function () {
                var chatText = this.$chatInput.val();
                var chatTime = moment().format("h:mm");
                if (chatText == "") {
                    sweetAlert("Oops...", "You forgot to enter your chat message", "error");
                    this.$chatInput.focus();
                } else {
                    $('<li class="clearfix"><div class="chat-avatar"><img src="images/avatar-1.jpg" alt="male"><i>' + chatTime + '</i></div><div class="conversation-text"><div class="ctext-wrap"><i>John Deo</i><p>' + chatText + '</p></div></div></li>').appendTo('.conversation-list');
                    this.$chatInput.val('');
                    this.$chatInput.focus();
                    this.$chatList.scrollTo('100%', '100%', {
                        easing: 'swing'
                    });
                }
            },

                function sendData() {
                    debugger
                    //here is a sample list
                    var list = [];
                    var user1 = {};
                    user1.Id = 1;
                    user1.Name = "u1";
                    list.push(user1);
                    var user2 = {};
                    user2.Id = 2;
                    user2.Name = "u2";
                    list.push(user2);
                    $.ajax({
                        type: "POST",
                        url: '/Dashbaord/',
                        contentType: "application/json",
                        data: JSON.stringify(list),
                    }).done(function (data) {
                        console.log(data);
                        //the data is you want
                    });
                }

            ChatApp.prototype.init = function () {
                var $this = this;
                //binding keypress event on chat input box - on enter we are adding the chat into chat list -
                $this.$chatInput.keypress(function (ev) {
                    var p = ev.which;
                    if (p == 13) {
                        $this.save();
                        return false;
                    }
                });


                //binding send button click
                $this.$chatSendBtn.click(function (ev) {
                    $this.save();
                    return false;
                });
            },
                //init ChatApp
                $.ChatApp = new ChatApp, $.ChatApp.Constructor = ChatApp

        }(window.jQuery),

            //initializing main application module
            function ($) {
                "use strict";
                $.ChatApp.init();
            }(window.jQuery);
    </script>

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