toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() {
final frequentFlyerNumber = this.frequentFlyerNumber;
final frequentFlyerProgramName = this.frequentFlyerProgramName;
final kind = this.kind;
return {
'frequentFlyerNumber': ?frequentFlyerNumber,
'frequentFlyerProgramName': ?frequentFlyerProgramName,
'kind': ?kind,
};
}