toJson method
Returns the stored information about this PolicySubject in a Map which could be directly used to creates a json entry.
Stores expiringTimestamp and type in the Map.
The Map is empty if both fields are null
.
Implementation
@override
Map<String, dynamic> toJson() {
final Map<String, dynamic> newJson = <String, dynamic>{};
if (expiringTimestamp != null)
newJson[DittoKeys.expiry] = expiringTimestamp!.toIso8601String();
if (type != null) newJson[DittoKeys.type] = type;
return newJson;
}