Initial draft

lib/dto/car_add_response.dart

@@ -0,0 +1,19 @@
+import 'car.dart';
+import 'package:json_annotation/json_annotation.dart';
+
+part 'car_add_response.g.dart';
+
+@JsonSerializable(fieldRename: FieldRename.snake)
+class CarAddResponseDTO {
+  CarAddResponseDTO(
+      {required this.succeeded,
+        required this.message,
+        required this.car});
+
+  final bool succeeded;
+  final String message;
+  final CarDTO car;
+
+  factory CarAddResponseDTO.fromJson(Map<String, dynamic> json) => _$CarAddResponseDTOFromJson(json);
+  Map<dynamic, dynamic> toJson() => _$CarAddResponseDTOToJson(this);
+}