?

TourDataManager/Db.cs

 using System;
 using System.IO;
 using SQLite;
+using TourDataManager.Entities;
 
 namespace TourDataManager {
     
@@ -28,8 +29,24 @@ namespace TourDataManager {
             var databasePath = Path.Combine(rootPath,"sandbox.sqlite");
 
             var db = new SQLiteConnection(databasePath);
-            db.CreateTable<Stock>();
-            db.CreateTable<Valuation>();
+            db.Execute("PRAGMA foreign_keys=ON");
+
+            for (int i = 0; i < 10; i++){
+                db.Insert(new Estate{Id = i, Title = $"Estate{i}", Created = "Vchera", TourCount = i * 2});
+            }
+            
+            for (int i = 0; i < 2; i++){
+                db.Insert(new Tour{
+                    Id = i, 
+                    Title = $"Tour{i}", 
+                    Created = "1 year ago",
+                    State = 0,Type = "aws",
+                    EstateId = 3
+                });
+            }
+            
+            
+            
 
         }
     }

TourDataManager/Entities/Estate.cs

+using SQLite;
+
+namespace TourDataManager.Entities {
+    public class Estate {
+        
+        /// Идентификатор объекта недвижимости
+        [PrimaryKey] 
+        public long Id{ get; set; }
+
+        [NotNull]
+        public string Title{ get; set; }
+        
+        [NotNull]
+        public int TourCount{ get; set; } //cnt_tours
+
+        public string Preview{ get; set; }
+
+        [NotNull]
+        public string Created{ get; set; }
+    }
+}
\ No newline at end of file

TourDataManager/Entities/Tour.cs

+using SQLite;
+
+namespace TourDataManager.Entities {
+    public class Tour {
+        
+        [PrimaryKey]
+        public long Id{ get; set; }
+
+        [NotNull]
+        public string Title{ get; set; }
+        
+        public string Preview{ get; set; }
+        
+        public string Screen{ get; set; }
+        
+        [NotNull]
+        public int EstateId{ get; set; }
+        
+        [NotNull]
+        public string Created{ get; set; }
+        
+        [NotNull]
+        public string Updated{ get; set; }
+        
+        [NotNull]
+        public string Type{ get; set; }
+        
+        /// Состояние тура
+        [NotNull]
+        public int State{ get; set; }
+        
+    }
+}
\ No newline at end of file

TourDataManager/TourDataManager.csproj

@@ -116,6 +116,8 @@
     <Compile Include="CookieStorage.cs" />
     <Compile Include="Db.cs" />
     <Compile Include="Debug.cs" />
+    <Compile Include="Entities\Estate.cs" />
+    <Compile Include="Entities\Tour.cs" />
     <Compile Include="IAuthenticator.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="TourDataManager.cs" />