toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (absoluteDiscounts != null) 'absoluteDiscounts': absoluteDiscounts!,
if (otherRegionsPrices != null)
'otherRegionsPrices': otherRegionsPrices!,
if (relativeDiscount != null) 'relativeDiscount': relativeDiscount!,
};