toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (charactersToIgnore != null)
'charactersToIgnore': charactersToIgnore!,
if (maskingCharacter != null) 'maskingCharacter': maskingCharacter!,
if (numberToMask != null) 'numberToMask': numberToMask!,
if (reverseOrder != null) 'reverseOrder': reverseOrder!,
};