toJson method
Implementation
Map toJson(){
Map _result = {};
if (!images.isEmpty) {
var list = [];
for (var item in images) list.add(item!.toJson());
_result.addAll({"images": list});
}
if (customMetadata != null) _result.addAll({"customMetadata": customMetadata});
if (thumbnails != null) _result.addAll({"thumbnails": thumbnails});
if (tag != null) _result.addAll({"tag": tag});
return _result;
}