INFRA: Set Up Project.

lib/models/cashback_redeem_model.dart

@@ -0,0 +1,37 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
+
+class CashbackRedeemModel {
+  final String? id;
+  final String? cashbackId;
+  final String? userId;
+  final String? orderId;
+  final Timestamp? createdAt;
+
+  CashbackRedeemModel({
+    this.id,
+    this.cashbackId,
+    this.userId,
+    this.orderId,
+    this.createdAt,
+  });
+
+  factory CashbackRedeemModel.fromJson(Map<String, dynamic> json) {
+    return CashbackRedeemModel(
+      id: json['id'],
+      cashbackId: json['cashbackId'],
+      userId: json['userId'],
+      orderId: json['orderId'],
+      createdAt: json['createdAt'] == null ? null : json['createdAt'] as Timestamp,
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'id': id,
+      'cashbackId': cashbackId,
+      'userId': userId,
+      'orderId': orderId,
+      'createdAt': createdAt,
+    };
+  }
+}