toJson method
Implementation
Map<String, dynamic> toJson() {
final Map<String, dynamic> data = <String, dynamic>{};
data['path'] = path;
data['UUID'] = UUID;
data['dataSize'] = dataSize;
data['duration'] = duration;
data['url'] = url;
if (nextElem != null) {
data['nextElem'] = nextElem;
}
return data;
}