Add resource supply contract export by its guid

Hcs.TestApp/TestApp/Scenario/HouseManagementScenario.cs

@@ -0,0 +1,16 @@
+using Hcs.Client;
+using System;
+
+namespace Hcs.TestApp.Scenario
+{
+    internal class HouseManagementScenario(UniClient client)
+    {
+        private readonly UniClient client = client;
+
+        internal void ExportSupplyResourceContractDataByGuid()
+        {
+            var result = client.HouseManagement.ExportSupplyResourceContractDataAsync(Guid.Parse("575a7ff9-5473-4ab4-b077-fa80c1f85f0b")).Result;
+            Console.WriteLine("Scenario execution " + (result != null ? "succeeded" : "failed"));
+        }
+    }
+}