toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (boundingPoly != null) 'boundingPoly': boundingPoly!,
if (confidence != null) 'confidence': confidence!,
if (layoutId != null) 'layoutId': layoutId!,
if (layoutType != null) 'layoutType': layoutType!,
if (page != null) 'page': page!,
};