toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (chartId != null) 'chartId': chartId!,
if (dataSourceFormulaCell != null)
'dataSourceFormulaCell': dataSourceFormulaCell!,
if (dataSourcePivotTableAnchorCell != null)
'dataSourcePivotTableAnchorCell': dataSourcePivotTableAnchorCell!,
if (dataSourceTableAnchorCell != null)
'dataSourceTableAnchorCell': dataSourceTableAnchorCell!,
if (sheetId != null) 'sheetId': sheetId!,
};