import 'package:json_annotation/json_annotation.dart'; import 'package:location/base/app_base_request.dart'; part 'message_request.g.dart'; @JsonSerializable() class MessageRequest extends AppBaseRequest { @JsonKey(name: 'offset') int? offset; @JsonKey(name: 'limit') int? limit; MessageRequest({this.offset, this.limit}); factory MessageRequest.fromJson(Map json) => _$MessageRequestFromJson(json); @override Map toJson() => _$MessageRequestToJson(this); }