getStickerSet method
Use this method to get a sticker set
On success, a StickerSet object is returned.
Implementation
Future<StickerSet> getStickerSet(String name) async {
var requestUrl = _apiUri('getStickerSet');
var body = <String, dynamic>{'name': name};
return StickerSet.fromJson(
await HttpClient.httpPost(requestUrl, body: body));
}