toJson method

Map<String, dynamic> toJson()

Implementation

core.Map<core.String, core.dynamic> toJson() => {
  if (invoiceEndDate != null) 'invoiceEndDate': invoiceEndDate!,
  if (invoiceStartDate != null) 'invoiceStartDate': invoiceStartDate!,
  if (usageEndDateTime != null) 'usageEndDateTime': usageEndDateTime!,
  if (usageStartDateTime != null) 'usageStartDateTime': usageStartDateTime!,
};