toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (dataSourceColumnReference != null)
'dataSourceColumnReference': dataSourceColumnReference!,
if (developerMetadata != null) 'developerMetadata': developerMetadata!,
if (hiddenByFilter != null) 'hiddenByFilter': hiddenByFilter!,
if (hiddenByUser != null) 'hiddenByUser': hiddenByUser!,
if (pixelSize != null) 'pixelSize': pixelSize!,
};