diff --git a/TIAM.Database.Test/ServiceProviderDalTest.cs b/TIAM.Database.Test/ServiceProviderDalTest.cs
index 1c1e9e06..c40d4ce9 100644
--- a/TIAM.Database.Test/ServiceProviderDalTest.cs
+++ b/TIAM.Database.Test/ServiceProviderDalTest.cs
@@ -12,6 +12,7 @@ using TIAM.Database.DbContexts.ServiceProviders;
 using TIAM.Database.DbSets.Permissions;
 using TIAM.Entities.Products;
 using TIAM.Entities.Users;
+using TIAM.Models.Dtos.Users;
 
 namespace TIAM.Database.Test
 {
@@ -105,6 +106,37 @@ namespace TIAM.Database.Test
             Assert.IsNotNull(userProductMapping.Product, "Product is null");
         }
 
+        [TestMethod]
+        [DataRow("540271F6-C604-4C16-8160-D5A7CAFEDF00")]
+        [DataRow("dcf451d2-cc4c-4ac2-8c1f-da00041be1fd")]
+        [DataRow("ac612aa8-863b-4b4f-9d63-f5d261b5c5f9")]
+        public void SerializeUserModelDto_ReturnDeserializedUser_WhenUserAndRelationsExists(string userIdString)
+        {
+            var userId = Guid.Parse(userIdString);
+
+            JsonSerializerSettings options = new()
+            {
+                ReferenceLoopHandling = ReferenceLoopHandling.Ignore,
+                NullValueHandling = NullValueHandling.Ignore
+            };
+
+            var userModel = Dal.GetUserModelDtoById(userId);
+
+            var serializedUserModel = JsonConvert.SerializeObject(userModel, options);
+            userModel = JsonConvert.DeserializeObject<UserModelDto>(serializedUserModel);
+
+            Assert.IsNotNull(userModel);
+            Assert.IsNotNull(userModel.UserDto);
+            Assert.IsNotNull(userModel.Profile);
+
+            if (userId != Guid.Parse("540271F6-C604-4C16-8160-D5A7CAFEDF00")) return; //csak az "540271F6.."-nek van product-ja! - J.
+
+            Assert.IsTrue(userModel.Products.Count > 0);
+            Assert.IsTrue(userModel.UserProductMappings.Count > 0);
+
+            Assert.IsTrue(userModel.ServiceProviders.Count > 0);
+            Assert.IsTrue(userModel.UserToServiceProviders.Count > 0);
+        }
         //[TestMethod]
         //[DataRow("540271F6-C604-4C16-8160-D5A7CAFEDF00")]
         //public void SerializeUser_ReturnDeserializedUser_WhenUserAndRelationsExists(string userIdString)
diff --git a/TIAM.Database/DataLayers/ServiceProviders/ServiceProviderDal.cs b/TIAM.Database/DataLayers/ServiceProviders/ServiceProviderDal.cs
index 38041400..ea952308 100644
--- a/TIAM.Database/DataLayers/ServiceProviders/ServiceProviderDal.cs
+++ b/TIAM.Database/DataLayers/ServiceProviders/ServiceProviderDal.cs
@@ -36,6 +36,7 @@ namespace TIAM.Database.DataLayers.ServiceProviders
         public User? GetUserByEmail(string email, bool autoInclude = false) => Session(x => x.GetUserByEmail(email, autoInclude));
 
         public UserModelDto? GetUserModelDtoById(Guid userId) => Session(x => x.GetUserModelDtoById(userId));
+        public Task<UserModelDto?> GetUserModelDtoByIdAsync(Guid userId) => SessionAsync(x => x.GetUserModelDtoById(userId));
         public UserModelDto? GetUserModelDtoByEmail(string email) => Session(x => x.GetUserModelDtoByEmail(email));
 
         public UserProductMapping? GetUserProductMappingById(Guid userProductMappingId, bool autoInclude = true) => Session(x => x.GetUserProductMappingById(userProductMappingId, autoInclude));
diff --git a/TIAM.Database/DataLayers/Users/UserDal.cs b/TIAM.Database/DataLayers/Users/UserDal.cs
index 642d8a25..5328ca5b 100644
--- a/TIAM.Database/DataLayers/Users/UserDal.cs
+++ b/TIAM.Database/DataLayers/Users/UserDal.cs
@@ -33,6 +33,7 @@ namespace TIAM.Database.DataLayers.Users
             return Context.Users.ToListAsync();
         }
 
+        public UserModelDto? GetUserModelDtoById(Guid userId) => Session(x => x.GetUserModelDtoById(userId));
         public Task<UserModelDto?> GetUserModelDtoByIdAsync(Guid userId) => SessionAsync(x => x.GetUserModelDtoById(userId));
         public Task<UserModelDto?> GetUserModelDtoByEmailAsync(string email) => SessionAsync(x => x.GetUserModelDtoByEmail(email));
         public Task<List<UserModelDto>> GetAllUsersModelDtoAsync() => SessionAsync(x => x.GetAllUsersModelDto().ToList());
diff --git a/TIAM.Entities/Products/IProductRelation.cs b/TIAM.Entities/Products/IProductRelation.cs
new file mode 100644
index 00000000..bf605a9a
--- /dev/null
+++ b/TIAM.Entities/Products/IProductRelation.cs
@@ -0,0 +1,12 @@
+using AyCode.Interfaces.ServiceProviders;
+using AyCode.Interfaces.Users;
+using TIAM.Entities.Users;
+
+namespace TIAM.Entities.Products;
+
+public interface IProductRelation
+{
+    public List<UserProductMapping> UserProductMappings { get; set; }
+    public List<Product> Products { get; set; }
+
+}
\ No newline at end of file
diff --git a/TIAM.Models/Dtos/Users/UserModelDto.cs b/TIAM.Models/Dtos/Users/UserModelDto.cs
index aa3020f5..6a69f5f4 100644
--- a/TIAM.Models/Dtos/Users/UserModelDto.cs
+++ b/TIAM.Models/Dtos/Users/UserModelDto.cs
@@ -9,10 +9,10 @@ using TIAM.Models.Dtos.Profiles;
 
 namespace TIAM.Models.Dtos.Users;
 
-public class UserModelDto : AcUserModelDtoBase<UserDto, Profile, ProfileDto, TiamServiceProvider, UserToServiceProvider>
+public class UserModelDto : AcUserModelDtoBase<UserDto, Profile, ProfileDto, TiamServiceProvider, UserToServiceProvider>, IProductRelation
 {
-    public List<UserProductMapping> UserProductMappings;
-    public List<Product> Products;
+    public List<UserProductMapping> UserProductMappings { get; set; }
+    public List<Product> Products { get; set; }
 
     public UserModelDto(){}
     public UserModelDto(User user) : base(user)
diff --git a/TIAMWebApp/Client/Services/UserDataServiceWeb.cs b/TIAMWebApp/Client/Services/UserDataServiceWeb.cs
index 430d3786..1908a823 100644
--- a/TIAMWebApp/Client/Services/UserDataServiceWeb.cs
+++ b/TIAMWebApp/Client/Services/UserDataServiceWeb.cs
@@ -43,11 +43,6 @@ namespace TIAMWebApp.Client.Services
             
             if (userModelDto != null)
             {
-                var a = userModelDto.UserProductMappings.FirstOrDefault()?.Product;
-                
-                if (a != null)
-                    logToBrowserConsole.LogToBC($"{a.Name}");
-
                 //get user's properties
                 var hasProperties = await serviceProviderDataService.GetPropertiesByOwnerIdAsync(userModelDto.Id);
 
@@ -145,9 +140,11 @@ namespace TIAMWebApp.Client.Services
         {
             var url = $"{Setting.BaseUrl}/{APIUrls.GetUserById}";
             logToBrowserConsole.LogToBC("GetUserByIdAsync url: " + url + ", " + id.ToString());
+
             var response = await http.PostAsJsonAsync(url, id);
             var result = await response.Content.ReadAsStringAsync();
             var user = JsonConvert.DeserializeObject<UserModelDto>(result);
+
             return user;
         }
 
diff --git a/TIAMWebApp/Server/Controllers/UserAPIController.cs b/TIAMWebApp/Server/Controllers/UserAPIController.cs
index d5f764d4..ccc7f62c 100644
--- a/TIAMWebApp/Server/Controllers/UserAPIController.cs
+++ b/TIAMWebApp/Server/Controllers/UserAPIController.cs
@@ -344,13 +344,7 @@ namespace TIAMWebApp.Server.Controllers
         public Task<UserModelDto?> GetUserById([FromBody] Guid id)
         {
             Logger.Info($"GetUserById called with id: {id}");
-            var result = _userDal.GetUserModelDtoByIdAsync(id);
-            
-            //var b = result.UserProductMappings.FirstOrDefault(x => x.Id != null);
-            //var a = JsonSerializer.Serialize(result);
-            //Console.WriteLine($"GetUserById result: {a}");
-
-            return result;
+            return _userDal.GetUserModelDtoByIdAsync(id);
         }
 
         private bool VerifyPassword(string password, string hashedPassword)