toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (wheelchairAccessibleEntrance != null)
'wheelchairAccessibleEntrance': wheelchairAccessibleEntrance!,
if (wheelchairAccessibleParking != null)
'wheelchairAccessibleParking': wheelchairAccessibleParking!,
if (wheelchairAccessibleRestroom != null)
'wheelchairAccessibleRestroom': wheelchairAccessibleRestroom!,
if (wheelchairAccessibleSeating != null)
'wheelchairAccessibleSeating': wheelchairAccessibleSeating!,
};