toJson method
Implementation
Map<String, dynamic> toJson() => {
"languagePreference":
languagePreference != null ? languagePreference!.toJson() : null,
"merchantName": merchantName != null ? merchantName!.toJson() : null,
"merchantCity": merchantCity != null ? merchantCity!.toJson() : null,
"rfuForEMVCo": rfuForEMVCo != null
? List<dynamic>.from(rfuForEMVCo!.map((x) => x.toJson()))
: null,
};