toJson method
Implementation
@override
dynamic toJson() => {
for (final entry in (super.toJson() as Map<String, dynamic>).entries)
entry.key: entry.value,
if (freeDisk != null) 'freeDisk': freeDisk,
if (freeMemory != null) 'freeMemory': freeMemory,
if (orientation != null) 'orientation': orientation,
if (time != null) 'time': time!.toUtc().toIso8601String(),
};