toJson method
Implementation
Map<String, dynamic> toJson() {
final Map<String, dynamic> dataJson = new Map();
dataJson['normal'] = videoLayout != null ? videoLayout!.toJson() : null;
dataJson['tiny'] = tinyVideoLayout != null ? tinyVideoLayout!.toJson() : null;
dataJson['exparams'] = extend != null ? extend!.toJson() : null;
return dataJson;
}