class SubmitOrderData { String? orderId; String? paymentOrderId; bool? freeSettlement; SubmitOrderData({this.orderId, this.paymentOrderId, this.freeSettlement}); SubmitOrderData.fromJson(Map json) { orderId = json['orderId']; paymentOrderId = json['paymentOrderId']; freeSettlement = json['freeSettlement']; } Map toJson() { final Map data = new Map(); data['orderId'] = this.orderId; data['paymentOrderId'] = this.paymentOrderId; data['freeSettlement'] = this.freeSettlement; return data; } }