toJson method
Converts this instance of LookupData to a JSON map.
Implementation
Map<String, dynamic> toJson() {
return {
'brand': brand,
'cardType': cardType,
'firstSixDigits': firstSixDigits,
'issuer': issuer,
'issuerCountry': issuerCountry,
'issuerCountryCode': issuerCountryCode,
'product': product,
};
}