toJson method
Implementation
@override
Map<String, dynamic> toJson([dynamic extra]) {
return {
"@type": CONSTRUCTOR,
"duration": duration,
"title": title,
"performer": performer,
"file_name": fileName,
"mime_type": mimeType,
"album_cover_minithumbnail": albumCoverMinithumbnail?.toJson(),
"album_cover_thumbnail": albumCoverThumbnail?.toJson(),
"audio": audio.toJson(),
};
}