How to use remote methode in validate ?

How to use remote methode in validate ?

hello this is my code :
  1. $(document).ready(function() {
        $("#frm").validate({
            meta: "validate",
            rules: {
                signupemail: {
                    remote: {
                        url: "aprocess.php",
                        type: "post",
                        success: function(response) {
                            if (response.responseText == "true") {
     
                            } else {  
                            }
                        }
                    }
                }
            }
        });
     
    });