toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (context != null) 'context': context!,
if (cryptoKey != null) 'cryptoKey': cryptoKey!,
if (lowerBoundDays != null) 'lowerBoundDays': lowerBoundDays!,
if (upperBoundDays != null) 'upperBoundDays': upperBoundDays!,
};