toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (chargeRate != null) 'chargeRate': chargeRate!,
if (current != null) 'current': current!,
if (dischargeRate != null) 'dischargeRate': dischargeRate!,
if (remainingCapacity != null) 'remainingCapacity': remainingCapacity!,
if (reportTime != null) 'reportTime': reportTime!,
if (status != null) 'status': status!,
if (temperature != null) 'temperature': temperature!,
if (voltage != null) 'voltage': voltage!,
};