只接收一個(gè)List作為入?yún)⒌脑挷粓?bào)錯(cuò)，下方為代碼：前臺(tái)：$.ajax({    type:"post",    url: 'add',    contentType:"application/json; charset=utf-8",    dataType:"json",    data:JSON.stringify([{id:1,name:"hello"},{id:2,name:"hello"}]),    success:function(data){        console.log(data);    }})后臺(tái)：@ResponseBody@RequestMapping(value = "add", consumes = "application/json; charset=utf-8")public String add(@RequestBody List<Tag> param) {    System.out.println("param:" + param);    return "成功";}前臺(tái)控制臺(tái)顯示的數(shù)據(jù)格式為：[{id: 1, name: "hello"}, {id: 2, name: "hello"}]0:{id: 1, name: "hello"}1:{id: 2, name: "hello"}那如果我后臺(tái)想接受一個(gè)字符串和一個(gè)list該怎么寫呢，后臺(tái)代碼改為：@ResponseBody@RequestMapping(value = "add", consumes = "application/json; charset=utf-8")public String add(@RequestBody String content, @RequestBody List<Tag> param) {前臺(tái)應(yīng)該怎么寫？