import 'package:json_annotation/json_annotation.dart'; part 'base_page_result.g.dart'; @JsonSerializable( checked: true, genericArgumentFactories: true, fieldRename: FieldRename.snake, ) class BasePageResult extends Object { BasePageResult({required this.items, required this.total}); @JsonKey(name: 'items') final List items; @JsonKey(name: 'total') final int total; factory BasePageResult.fromJson( Map json, T Function(dynamic json) fromJsonT, ) => _$BasePageResultFromJson(json, fromJsonT); Map toJson(Object Function(T value) toJsonT) => _$BasePageResultToJson(this, toJsonT); }