toJson method
Converts an object to JSON.
Implementation
@override
Map<String, dynamic> toJson() {
final returnValue = <String, dynamic>{
'\$hash': '0aa021e5',
'\$name': 'StarGiftAuctionRoundExtendable',
'num': num,
'duration': duration,
'extendTop': extendTop,
'extendWindow': extendWindow,
};
// Finished toJson.
return returnValue;
}