toJson method
Implementation
@override
Map<String, dynamic> toJson([dynamic extra]) {
return {
"@type": CONSTRUCTOR,
"id": id,
"thumbnail_url": thumbnailUrl,
"sticker_url": stickerUrl,
"sticker_width": stickerWidth,
"sticker_height": stickerHeight,
"reply_markup": replyMarkup?.toJson(),
"input_message_content": inputMessageContent.toJson(),
};
}