import 'package:json_conversion_annotation/json_conversion_annotation.dart'; @JsonConversion() class ConfigBean { String? title; String? value; ConfigBean({this.title, this.value}); ConfigBean.fromJson(Map json) { title = json['title']; value = json['value']; } Map toJson() { final Map data = new Map(); data['title'] = this.title; data['value'] = this.value; return data; } static ConfigBean jsonConversion(Map json) { return ConfigBean.fromJson(json); } }