aku_new_community/lib/model/user/fixed_submit_model.dart

class FixedSubmitModel {
  int id;
  int type;
  int status;
  String reportDetail;
  List<ImgUrls> imgUrls;

  FixedSubmitModel(
      {this.id, this.type, this.status, this.reportDetail, this.imgUrls});

  FixedSubmitModel.fromJson(Map<String, dynamic> json) {
    id = json['id'];
    type = json['type'];
    status = json['status'];
    reportDetail = json['reportDetail'];
    if (json['imgUrls'] != null) {
      imgUrls = new List<ImgUrls>();
      json['imgUrls'].forEach((v) {
        imgUrls.add(new ImgUrls.fromJson(v));
      });
    }
  }

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = new Map<String, dynamic>();
    data['id'] = this.id;
    data['type'] = this.type;
    data['status'] = this.status;
    data['reportDetail'] = this.reportDetail;
    if (this.imgUrls != null) {
      data['imgUrls'] = this.imgUrls.map((v) => v.toJson()).toList();
    }
    return data;
  }
}

class ImgUrls {
  String url;
  String size;
  int longs;
  int paragraph;
  int sort;

  ImgUrls({this.url, this.size, this.longs, this.paragraph, this.sort});

  ImgUrls.fromJson(Map<String, dynamic> json) {
    url = json['url'];
    size = json['size'];
    longs = json['longs'];
    paragraph = json['paragraph'];
    sort = json['sort'];
  }

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = new Map<String, dynamic>();
    data['url'] = this.url;
    data['size'] = this.size;
    data['longs'] = this.longs;
    data['paragraph'] = this.paragraph;
    data['sort'] = this.sort;
    return data;
  }
}