toJson method
Implementation
Map<String, dynamic> toJson() {
final map = <String, dynamic>{"document": document, "birth": birth, "expiry": expiry, "optional": optional};
// Keep legacy "passport" key in sync for old readers
map["passport"] = document;
if (finalComposite != null) {
map["final"] = finalComposite;
map["finalComposite"] = finalComposite;
}
return map;
}