toMap method
Implementation
@override
Map toMap() {
return {
_scene: scene.index,
"webPage": webPage,
_thumbnail: thumbnail?.toMap(),
_title: title,
_messageAction: messageAction,
_mediaTagName: mediaTagName,
_description: description,
_compressThumbnail: compressThumbnail,
_msgSignature: msgSignature
};
}