未处理的异常：类型'String'不是类型'List '的子类型

images

{
    "status": true,
    "record": {
        "adid": "3",
        "adsubcatid": "7",
        "aduserid": "2",
        "adname": "wfw fw",
        "adcoverimg": "http://codecell.in/girrivi/assets/adcover/ic_service_search.png",
        "addesc": "e fe fe ",
        "ads_price": "5000",
        "ads_location": "mysuru",
        "created_date": "13/10/2020",
        "user_name": "sunil",
        "images": "{'adsimg_img':'http://codecell.in/girrivi/assets/adimgs/carpenter.png'},{'adsimg_img':'http://codecell.in/girrivi/assets/adimgs/electrician.png'},{'adsimg_img':'http://codecell.in/girrivi/assets/adimgs/gardner.png'}"
    }
}

List images;
Future<String> getProductDetails() async {
    String productDetailsUrl = Constant.productDetailsUrl+widget.id;
    print(productDetailsUrl);
    Map<String, String> headers = {'Content-Type' : 'application/json'};

    final response = await http.get(productDetailsUrl, headers: headers);
    print(response.body);
    if(response.statusCode == 200){
      jsonResponse = json.decode(response.body);
      print('Response in Profile Screen: ' + response.body);
      print("Price - "+jsonResponse['record']['ads_price']);
      setState(() {
        price = jsonResponse['record']['ads_price'];
        title = jsonResponse['record']['adname'];
        description = jsonResponse['record']['addesc'];
        location = jsonResponse['record']['ads_location'];
        publishedOn = jsonResponse['record']['created_date'];
        postedBy = jsonResponse['record']['user_name'];
        adId = jsonResponse['record']['adid'];
        postedById = jsonResponse['record']['aduserid'];
        images = jsonResponse['record']['images'];
      });
    }
  }

我正在以正确的方式获得除图像以外的所有细节