import 'package:json_annotation/json_annotation.dart'; part 'emoji.g.dart'; @JsonSerializable() class Emoji extends Object { @JsonKey(name: 'name') String name; @JsonKey(name: 'unicode') int unicode; Emoji( this.name, this.unicode, ); factory Emoji.fromJson(Map srcJson) => _$EmojiFromJson(srcJson); Map toJson() => _$EmojiToJson(this); }