UI 调用Action

mainActivity.trigger11Click = function(event){
    justep.Request.sendBizRequest2({
    dataType: "json",
    action: "print_ly",
    callback: function(result) {
        if (result.state) {
            alert("调用成功！返回:"+result.state);
        } else {
            throw new Error("调用失败！|" + result.response.message);
        }
    }
 });
};

调用后台动作   justep.Request.sendBizRequest