toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (kind != null) 'kind': kind!,
if (licensedNumberOfSeats != null)
'licensedNumberOfSeats': licensedNumberOfSeats!,
if (maximumNumberOfSeats != null)
'maximumNumberOfSeats': maximumNumberOfSeats!,
if (numberOfSeats != null) 'numberOfSeats': numberOfSeats!,
};