a: {
                engineer: '{{ user.username }}',
                auth_type: $("#auth_type").val(),
                key: $("#qrcode-img").attr('key'),
                phone: $("#phone").val()
            },
            complete: function () {
            },
            success: function (data) {
                if (data.status === 0) {
                    alert("已开启两步验证！");
                    $("#2fa-auth").modal("hide");
                } else {
                    alert(data.msg)
    