toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (boundingPoly != null) 'boundingPoly': boundingPoly!,
if (filter != null) 'filter': filter!,
if (productCategories != null) 'productCategories': productCategories!,
if (productSet != null) 'productSet': productSet!,
};