toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (bandedRangeId != null) 'bandedRangeId': bandedRangeId!,
if (columnProperties != null) 'columnProperties': columnProperties!,
if (range != null) 'range': range!,
if (rowProperties != null) 'rowProperties': rowProperties!,
};