serialize method
Implementation
@override
Map<String, dynamic> serialize() {
var _result = <String, dynamic>{};
if (columnsCount != null) {
_result['ColumnsCount'] = columnsCount!;
}
if (position != null) {
_result['Position'] = position!.serialize();
}
if (rowsCount != null) {
_result['RowsCount'] = rowsCount!;
}
return _result;
}