toJson method
Implementation
Map<String, dynamic> toJson() {
return <String, dynamic>{
if (category != null) r'category': category,
if (markers != null) r'markers': markers,
if (reporter != null) r'reporter': reporter,
if (stateTransitions != null) r'stateTransitions': stateTransitions,
if (tracking != null) r'tracking': tracking,
};
}