save before flutter upgrade

lib/models/customers/transaction.dart

@@ -0,0 +1,30 @@
+import 'dart:convert';
+
+class Transaction {
+  Transaction(
+      {required this.date,
+      required this.description,
+      required this.type,
+      required this.amount,
+      required this.status});
+
+  DateTime date;
+  String description;
+  String type;
+  num amount;
+  String status;
+
+  factory Transaction.fromJson(String str) =>
+      Transaction.fromMap(json.decode(str));
+
+  factory Transaction.fromMap(Map<String, dynamic> json) {
+    Transaction transaction = Transaction(
+        date: DateTime.parse(json["created_at"]),
+        description: json['description'],
+        type: json['type_transaction'],
+        amount: json['total_amout'],
+        status: json['status']);
+
+    return transaction;
+  }
+}