toJson method
Implementation
Map<String, dynamic> toJson() {
final json = <String, dynamic>{};
if (this.promo != null) {
json[r'promo'] = this.promo;
} else {
json[r'promo'] = null;
}
if (this.redeemed != null) {
json[r'redeemed'] = this.redeemed;
} else {
json[r'redeemed'] = null;
}
if (this.remaining != null) {
json[r'remaining'] = this.remaining;
} else {
json[r'remaining'] = null;
}
return json;
}