import 'package:json_annotation/json_annotation.dart'; part 'phone_number_check_request.g.dart'; @JsonSerializable() class PhoneNumberCheckRequest { String phone; PhoneNumberCheckRequest({ required this.phone, }); Map toJson() => _$PhoneNumberCheckRequestToJson(this); factory PhoneNumberCheckRequest.fromJson(Map json) => _$PhoneNumberCheckRequestFromJson(json); }