Созданы интерфейсы моделей данных роли Заказчик

Bank/BankDataModels/Models/IOperatorModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDataModels.Models
+{
+    public interface IOperatorModel : IId
+    {
+        string Login { get; }
+        string Password { get; }
+        string LastName { get; }
+        string FirstName { get; }
+        string? MiddleName { get; }
+    }
+}

Bank/BankDataModels/Models/IPaymentModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDataModels.Models
+{
+    public interface IPaymentModel : IId
+    {
+        DateTime PaymentDate { get; }
+        Dictionary<int, IDealModel> Deals { get; }
+        Dictionary<int, ICurrencyModel> Currencies { get; }
+    }
+}

Bank/BankDataModels/Models/ITransferModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDataModels.Models
+{
+    public interface ITransferModel : IId
+    {
+        float Amount { get; }
+        DateTime TransferDateTime { get; }
+        int PaymentId { get; }
+    }
+}