toJson method
Implementation
@override
Map<String, dynamic> toJson() => <String, dynamic>{
'total_count': totalCount,
'gifts': gifts.map((item) => item.toJson()).toList(),
'attribute_persistence_probabilities': attributePersistenceProbabilities
.map((item) => item.toJson())
.toList(),
'next_offset': nextOffset,
'@type': constructor,
};