toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (allowMissing != null) 'allowMissing': allowMissing!,
if (placeIds != null) 'placeIds': placeIds!,
if (removeTime != null) 'removeTime': removeTime!,
if (type != null) 'type': type!,
};