completed batch feature

lib/screens/groups/models/batch_item_update_model.dart

@@ -0,0 +1,46 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'batch_item_update_model.g.dart';
+
+@JsonSerializable(explicitToJson: true)
+class GroupBatchItemUpdateRequest {
+  final String? id;
+  final double? amount;
+  final String? recipientName;
+  final String? recipientPhone;
+  final String? billClientId;
+  final String? billName;
+  final String? billProductName;
+  final String? providerImage;
+  final String? providerLabel;
+
+  const GroupBatchItemUpdateRequest({
+    this.id,
+    this.amount,
+    this.recipientName,
+    this.recipientPhone,
+    this.billClientId,
+    this.billName,
+    this.billProductName,
+    this.providerImage,
+    this.providerLabel,
+  });
+
+  factory GroupBatchItemUpdateRequest.fromJson(Map<String, dynamic> json) =>
+      _$GroupBatchItemUpdateRequestFromJson(json);
+
+  Map<String, dynamic> toJson() => _$GroupBatchItemUpdateRequestToJson(this);
+}
+
+@JsonSerializable(explicitToJson: true)
+class GroupBatchItemUpdateList {
+  final List<GroupBatchItemUpdateRequest>? items;
+  final String? userId;
+
+  const GroupBatchItemUpdateList({this.items, this.userId});
+
+  factory GroupBatchItemUpdateList.fromJson(Map<String, dynamic> json) =>
+      _$GroupBatchItemUpdateListFromJson(json);
+
+  Map<String, dynamic> toJson() => _$GroupBatchItemUpdateListToJson(this);
+}