freezed로 생성한 객체 안에 list가 있는데자동으로 toJson이 생성되지 않았다.freezed문서를 살펴보다보니https://pub.dev/packages/freezed#fromjsontojson[freezed | Dart packageCode generation for immutable classes that has a simple syntax/API without compromising on the features.pub.dev](https://pub.dev/packages/freezed#fromjsontojson)Note:In order to serialize nested lists of freezed objects, you are supposed to either specify a @Js..