diff --git a/Confectionery/ConfectionaryContracts/BindingModels/MessageInfoBindingModel.cs b/Confectionery/ConfectionaryContracts/BindingModels/MessageInfoBindingModel.cs
new file mode 100644
index 0000000..85b4c39
--- /dev/null
+++ b/Confectionery/ConfectionaryContracts/BindingModels/MessageInfoBindingModel.cs
@@ -0,0 +1,19 @@
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BindingModels
+{
+    public class MessageInfoBindingModel : IMessageInfoModel
+    {
+        public string MessageId { get; set; } = string.Empty;
+        public int? ClientId { get; set; }
+        public string SenderName { get; set; } = string.Empty;
+        public DateTime DateDelivery { get; set; }
+        public string Subject { get; set; } = string.Empty;
+        public string Body { get; set; } = string.Empty;
+    }
+}
diff --git a/Confectionery/ConfectionaryContracts/BusinessLogicsContracts/IMessageInfoLogic.cs b/Confectionery/ConfectionaryContracts/BusinessLogicsContracts/IMessageInfoLogic.cs
new file mode 100644
index 0000000..a7898e6
--- /dev/null
+++ b/Confectionery/ConfectionaryContracts/BusinessLogicsContracts/IMessageInfoLogic.cs
@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryContracts.BindingModels;
+
+namespace ConfectioneryContracts.BusinessLogicsContracts
+{
+    public interface IMessageInfoLogic
+    {
+        List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model);
+        bool Create(MessageInfoBindingModel model);
+    }
+}
diff --git a/Confectionery/ConfectionaryContracts/SearchModels/MessageInfoSearchModel.cs b/Confectionery/ConfectionaryContracts/SearchModels/MessageInfoSearchModel.cs
new file mode 100644
index 0000000..65a02d4
--- /dev/null
+++ b/Confectionery/ConfectionaryContracts/SearchModels/MessageInfoSearchModel.cs
@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.SearchModels
+{
+    public class MessageInfoSearchModel
+    {
+        public string? MessageId { get; set; }
+        public int? ClientId { get; set; }
+    }
+}
diff --git a/Confectionery/ConfectionaryContracts/StoragesContracts/IMessageInfoStorage.cs b/Confectionery/ConfectionaryContracts/StoragesContracts/IMessageInfoStorage.cs
new file mode 100644
index 0000000..18885ee
--- /dev/null
+++ b/Confectionery/ConfectionaryContracts/StoragesContracts/IMessageInfoStorage.cs
@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.BindingModels;
+
+namespace ConfectioneryContracts.StoragesContracts
+{
+    public interface IMessageInfoStorage
+    {
+        List<MessageInfoViewModel> GetFullList();
+        List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model);
+        MessageInfoViewModel? GetElement(MessageInfoSearchModel model);
+        MessageInfoViewModel? Insert(MessageInfoBindingModel model);
+    }
+}
diff --git a/Confectionery/ConfectionaryContracts/ViewModels/MessageInfoViewModel.cs b/Confectionery/ConfectionaryContracts/ViewModels/MessageInfoViewModel.cs
new file mode 100644
index 0000000..97bed74
--- /dev/null
+++ b/Confectionery/ConfectionaryContracts/ViewModels/MessageInfoViewModel.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.ViewModels
+{
+    public class MessageInfoViewModel
+    {
+        public string MessageId { get; set; } = string.Empty;
+        public int? ClientId { get; set; }
+        [DisplayName("Отправитель")]
+        public string SenderName { get; set; } = string.Empty;
+        [DisplayName("Дата письма")]
+        public DateTime DateDelivery { get; set; }
+        [DisplayName("Заголовок")]
+        public string Subject { get; set; } = string.Empty;
+        [DisplayName("Текст")]
+        public string Body { get; set; } = string.Empty;
+    }
+}
diff --git a/Confectionery/ConfectionaryDataModels/Models/IMessageInfoModel.cs b/Confectionery/ConfectionaryDataModels/Models/IMessageInfoModel.cs
new file mode 100644
index 0000000..b9ef9d2
--- /dev/null
+++ b/Confectionery/ConfectionaryDataModels/Models/IMessageInfoModel.cs
@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryDataModels.Models
+{
+    public interface IMessageInfoModel
+    {
+        string MessageId { get; }
+        int? ClientId { get; }
+        string SenderName { get; }
+        DateTime DateDelivery { get; }
+        string Subject { get; }
+        string Body { get; }
+    }
+}
diff --git a/Confectionery/ConfectioneryBusinessLogic/BusinessLogics/MessageInfoLogic.cs b/Confectionery/ConfectioneryBusinessLogic/BusinessLogics/MessageInfoLogic.cs
new file mode 100644
index 0000000..475e02c
--- /dev/null
+++ b/Confectionery/ConfectioneryBusinessLogic/BusinessLogics/MessageInfoLogic.cs
@@ -0,0 +1,53 @@
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryBusinessLogic.BusinessLogics
+{
+    public class MessageInfoLogic : IMessageInfoLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IMessageInfoStorage _messageStorage;
+        public MessageInfoLogic(ILogger<MessageInfoLogic> logger, IMessageInfoStorage messageStorage)
+        {
+            _logger = logger;
+            _messageStorage = messageStorage;
+        }
+        public List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. MessageId: {MessageId}. ClientId: {ClientId}", model?.MessageId, model?.ClientId);
+
+            var list = model == null ? _messageStorage.GetFullList() : _messageStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+
+            _logger.LogInformation("ReadList. Count: {Count}", list.Count);
+            return list;
+        }
+        public bool Create(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return false;
+            }
+
+            if (_messageStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+    }
+}
diff --git a/Confectionery/ConfectioneryDatabaseImplement/ConfectioneryDatabase.cs b/Confectionery/ConfectioneryDatabaseImplement/ConfectioneryDatabase.cs
index 01c96dc..1a2e1a3 100644
--- a/Confectionery/ConfectioneryDatabaseImplement/ConfectioneryDatabase.cs
+++ b/Confectionery/ConfectioneryDatabaseImplement/ConfectioneryDatabase.cs
@@ -24,5 +24,6 @@ namespace ConfectioneryDatabaseImplement
         public virtual DbSet<Order> Orders { set; get; }
         public virtual DbSet<Client> Clients { set; get; }
         public virtual DbSet<Implementer> Implementers { set; get; }
+        public virtual DbSet<MessageInfo> MessagesInfo { get; set; }
     }
 }
diff --git a/Confectionery/ConfectioneryDatabaseImplement/Implements/MessageInfoStorage.cs b/Confectionery/ConfectioneryDatabaseImplement/Implements/MessageInfoStorage.cs
new file mode 100644
index 0000000..ccf9df9
--- /dev/null
+++ b/Confectionery/ConfectioneryDatabaseImplement/Implements/MessageInfoStorage.cs
@@ -0,0 +1,61 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDatabaseImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryDatabaseImplement.Implements
+{
+    public class MessageInfoStorage
+    {
+        public List<MessageInfoViewModel> GetFullList()
+        {
+            using var context = new ConfectioneryDatabase();
+            return context.MessagesInfo
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+        public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+        {
+            if (!model.ClientId.HasValue)
+            {
+                return new();
+            }
+
+            using var context = new ConfectioneryDatabase();
+            return context.MessagesInfo
+                .Where(x => x.ClientId == model.ClientId)
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+        public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.MessageId))
+            {
+                return null;
+            }
+
+            using var context = new ConfectioneryDatabase();
+            return context.MessagesInfo
+                .FirstOrDefault(x => x.MessageId == model.MessageId)
+                ?.GetViewModel;
+        }
+        public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+        {
+            var newMessage = MessageInfo.Create(model);
+            if (newMessage == null)
+            {
+                return null;
+            }
+
+            using var context = new ConfectioneryDatabase();
+            context.MessagesInfo.Add(newMessage);
+            context.SaveChanges();
+            return newMessage.GetViewModel;
+        }
+    }
+}
diff --git a/Confectionery/ConfectioneryDatabaseImplement/Models/MessageInfo.cs b/Confectionery/ConfectioneryDatabaseImplement/Models/MessageInfo.cs
new file mode 100644
index 0000000..5810f24
--- /dev/null
+++ b/Confectionery/ConfectioneryDatabaseImplement/Models/MessageInfo.cs
@@ -0,0 +1,54 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryDatabaseImplement.Models
+{
+    public class MessageInfo : IMessageInfoModel
+    {
+        [Key]
+        public string MessageId { get; set; } = string.Empty;
+        public int? ClientId { get; set; }
+        public virtual Client? Client { get; set; }
+        [Required]
+        public string SenderName { get; set; } = string.Empty;
+        [Required]
+        public DateTime DateDelivery { get; set; }
+        [Required]
+        public string Subject { get; set; } = string.Empty;
+        [Required]
+        public string Body { get; set; } = string.Empty;
+        public static MessageInfo? Create(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+
+            return new()
+            {
+                MessageId = model.MessageId,
+                ClientId = model.ClientId,
+                SenderName = model.SenderName,
+                DateDelivery = model.DateDelivery,
+                Subject = model.Subject,
+                Body = model.Body,
+            };
+        }
+        public MessageInfoViewModel GetViewModel => new()
+        {
+            MessageId = MessageId,
+            ClientId = ClientId,
+            SenderName = SenderName,
+            DateDelivery = DateDelivery,
+            Subject = Subject,
+            Body = Body
+        };
+    }
+}
diff --git a/Confectionery/ConfectioneryFileImplement/DataFileSingleton.cs b/Confectionery/ConfectioneryFileImplement/DataFileSingleton.cs
index 3160170..1fa4ed2 100644
--- a/Confectionery/ConfectioneryFileImplement/DataFileSingleton.cs
+++ b/Confectionery/ConfectioneryFileImplement/DataFileSingleton.cs
@@ -17,11 +17,13 @@ namespace ConfectioneryFileImplement
         private readonly string PastryFileName = "Pastry.xml";
         private readonly string ClientFileName = "Client.xml";
         private readonly string ImplementerFileName = "Implementer.xml";
+        private readonly string MessageInfoFileName = "MessageInfo.xml";
         public List<Component> Components { get; private set; }
         public List<Order> Orders { get; private set; }
         public List<Pastry> Pastries { get; private set; }
         public List<Client> Clients { get; private set; }
         public List<Implementer> Implementers { get; private set; }
+        public List<MessageInfo> MessagesInfo { get; private set; }
         public static DataFileSingleton GetInstance()
         {
             if (instance == null)
@@ -35,6 +37,7 @@ namespace ConfectioneryFileImplement
         public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
         public void SaveClients() => SaveData(Clients, ClientFileName, "Clients", x => x.GetXElement);
         public void SaveImplementers() => SaveData(Implementers, ImplementerFileName, "Implementers", x => x.GetXElement);
+        public void SaveMessagesInfo() => SaveData(MessagesInfo, MessageInfoFileName, "MessagesInfo", x => x.GetXElement);
         private DataFileSingleton()
         {
             Components = LoadData(ComponentFileName, "Component", x => Component.Create(x)!)!;
@@ -42,6 +45,7 @@ namespace ConfectioneryFileImplement
             Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
             Clients = LoadData(ClientFileName, "Client", x => Client.Create(x)!)!;
             Implementers = LoadData(ImplementerFileName, "Implementer", x => Implementer.Create(x)!)!;
+            MessagesInfo = LoadData(MessageInfoFileName, "MessageInfo", x => MessageInfo.Create(x)!)!;
         }
         private static List<T>? LoadData<T>(string filename, string xmlNodeName,
        Func<XElement, T> selectFunction)
diff --git a/Confectionery/ConfectioneryFileImplement/Implements/MessageInfoStorage.cs b/Confectionery/ConfectioneryFileImplement/Implements/MessageInfoStorage.cs
new file mode 100644
index 0000000..ff44f11
--- /dev/null
+++ b/Confectionery/ConfectioneryFileImplement/Implements/MessageInfoStorage.cs
@@ -0,0 +1,62 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryFileImplement.Implements
+{
+    public class MessageInfoStorage
+    {
+        private readonly DataFileSingleton _source;
+        public MessageInfoStorage()
+        {
+            _source = DataFileSingleton.GetInstance();
+        }
+        public List<MessageInfoViewModel> GetFullList()
+        {
+            return _source.MessagesInfo
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+        public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+        {
+            if (!model.ClientId.HasValue)
+            {
+                return new();
+            }
+
+            return _source.MessagesInfo
+                .Where(x => x.ClientId == model.ClientId)
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+        public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.MessageId))
+            {
+                return null;
+            }
+
+            return _source.MessagesInfo
+                .FirstOrDefault(x => x.MessageId == model.MessageId)
+                ?.GetViewModel;
+        }
+        public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+        {
+            var newMessage = MessageInfo.Create(model);
+            if (newMessage == null)
+            {
+                return null;
+            }
+
+            _source.MessagesInfo.Add(newMessage);
+            _source.SaveMessagesInfo();
+            return newMessage.GetViewModel;
+        }
+    }
+}
diff --git a/Confectionery/ConfectioneryFileImplement/Models/MessageInfo.cs b/Confectionery/ConfectioneryFileImplement/Models/MessageInfo.cs
new file mode 100644
index 0000000..4e0fff1
--- /dev/null
+++ b/Confectionery/ConfectioneryFileImplement/Models/MessageInfo.cs
@@ -0,0 +1,72 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using System.Xml.Linq;
+using ConfectioneryDataModels.Models;
+
+namespace ConfectioneryFileImplement.Models
+{
+    public class MessageInfo : IMessageInfoModel
+    {
+        public string MessageId { get; set; } = string.Empty;
+        public int? ClientId { get; set; }
+        public string SenderName { get; set; } = string.Empty;
+        public DateTime DateDelivery { get; set; }
+        public string Subject { get; set; } = string.Empty;
+        public string Body { get; set; } = string.Empty;
+        public static MessageInfo? Create(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+
+            return new()
+            {
+                MessageId = model.MessageId,
+                ClientId = model.ClientId,
+                SenderName = model.SenderName,
+                DateDelivery = model.DateDelivery,
+                Subject = model.Subject,
+                Body = model.Body,
+            };
+        }
+        public static MessageInfo? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+
+            return new()
+            {
+                MessageId = element.Attribute("MessageId")!.Value,
+                ClientId = Convert.ToInt32(element.Attribute("ClientId")!.Value),
+                SenderName = element.Attribute("SenderName")!.Value,
+                DateDelivery = Convert.ToDateTime(element.Attribute("DateDelivery")!.Value),
+                Subject = element.Attribute("Subject")!.Value,
+                Body = element.Attribute("Body")!.Value
+            };
+        }
+        public MessageInfoViewModel GetViewModel => new()
+        {
+            MessageId = MessageId,
+            ClientId = ClientId,
+            SenderName = SenderName,
+            DateDelivery = DateDelivery,
+            Subject = Subject,
+            Body = Body
+        };
+        public XElement GetXElement => new("MessageInfo",
+            new XAttribute("MessageId", MessageId),
+            new XAttribute("ClientId", ClientId),
+            new XAttribute("SenderName", SenderName),
+            new XAttribute("DateDelivery", DateDelivery),
+            new XAttribute("Subject", Subject),
+            new XAttribute("Body", Body));
+    }
+}
diff --git a/Confectionery/ConfectioneryListImplement/DataListSingleton.cs b/Confectionery/ConfectioneryListImplement/DataListSingleton.cs
index 40b202d..02826ef 100644
--- a/Confectionery/ConfectioneryListImplement/DataListSingleton.cs
+++ b/Confectionery/ConfectioneryListImplement/DataListSingleton.cs
@@ -15,6 +15,7 @@ namespace ConfectioneryListImplement
         public List<Pastry> Pastries { get; set; }
         public List<Client> Clients { get; set; }
         public List<Implementer> Implementers { get; set; }
+        public List<MessageInfo> MessagesInfo { get; set; }
         private DataListSingleton()
         {
             Components = new List<Component>();
@@ -22,6 +23,7 @@ namespace ConfectioneryListImplement
             Pastries = new List<Pastry>();
             Clients = new List<Client>();
             Implementers = new List<Implementer>();
+            MessagesInfo = new List<MessageInfo>();
         }
         public static DataListSingleton GetInstance()
         {
diff --git a/Confectionery/ConfectioneryListImplement/Implements/MessageInfoStorage.cs b/Confectionery/ConfectioneryListImplement/Implements/MessageInfoStorage.cs
new file mode 100644
index 0000000..aba6ebd
--- /dev/null
+++ b/Confectionery/ConfectioneryListImplement/Implements/MessageInfoStorage.cs
@@ -0,0 +1,73 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Implements
+{
+    public class MessageInfoStorage
+    {
+		private readonly DataListSingleton _source;
+        public MessageInfoStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+        public List<MessageInfoViewModel> GetFullList()
+        {
+            var result = new List<MessageInfoViewModel>();
+            foreach (var message in _source.MessagesInfo)
+            {
+                result.Add(message.GetViewModel);
+            }
+            return result;
+        }
+        public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+        {
+            var result = new List<MessageInfoViewModel>();
+
+            if (!model.ClientId.HasValue)
+            {
+                return new();
+            }
+
+            foreach (var message in _source.MessagesInfo)
+            {
+                if (message.ClientId == model.ClientId)
+                {
+                    result.Add(message.GetViewModel);
+                }
+            }
+            return result;
+        }
+        public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.MessageId))
+            {
+                return null;
+            }
+
+            foreach (var message in _source.MessagesInfo)
+            {
+                if (model.MessageId.Equals(message.MessageId))
+                    return message.GetViewModel;
+            }
+            return null;
+        }
+        public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+        {
+            var newMessage = MessageInfo.Create(model);
+            if (newMessage == null)
+            {
+                return null;
+            }
+
+            _source.MessagesInfo.Add(newMessage);
+            return newMessage.GetViewModel;
+        }
+    }
+}
diff --git a/Confectionery/ConfectioneryListImplement/Models/MessageInfo.cs b/Confectionery/ConfectioneryListImplement/Models/MessageInfo.cs
new file mode 100644
index 0000000..50eb1e1
--- /dev/null
+++ b/Confectionery/ConfectioneryListImplement/Models/MessageInfo.cs
@@ -0,0 +1,46 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Models
+{
+    public class MessageInfo
+    {
+        public string MessageId { get; set; } = string.Empty;
+        public int? ClientId { get; set; }
+        public string SenderName { get; set; } = string.Empty;
+        public DateTime DateDelivery { get; set; }
+        public string Subject { get; set; } = string.Empty;
+        public string Body { get; set; } = string.Empty;
+        public static MessageInfo? Create(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+
+            return new()
+            {
+                MessageId = model.MessageId,
+                ClientId = model.ClientId,
+                SenderName = model.SenderName,
+                DateDelivery = model.DateDelivery,
+                Subject = model.Subject,
+                Body = model.Body,
+            };
+        }
+        public MessageInfoViewModel GetViewModel => new()
+        {
+            MessageId = MessageId,
+            ClientId = ClientId,
+            SenderName = SenderName,
+            DateDelivery = DateDelivery,
+            Subject = Subject,
+            Body = Body
+        };
+    }
+}