toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (basePlanId != null) 'basePlanId': basePlanId!,
if (offerId != null) 'offerId': offerId!,
if (offerPhase != null) 'offerPhase': offerPhase!,
if (servicePeriodEndTime != null)
'servicePeriodEndTime': servicePeriodEndTime!,
if (servicePeriodStartTime != null)
'servicePeriodStartTime': servicePeriodStartTime!,
};