toMap method
Implementation
Map<String, dynamic> toMap() => {
"channelCode": channelCode == null ? null : channelCode,
"invoiceNo": invoiceNo == null ? null : invoiceNo,
"additionalInfo": additionalInfo == null ? null : additionalInfo?.toMap(),
"responseCode": responseCode == null ? null : responseCode,
"responseDescription": responseDescription == null ? null : responseDescription,
};