fix send post values

EvoCalculator.Core.Calculation/Post/PostValues.cs

@@ -11,6 +11,20 @@
         public NPVNI NPVNI;
         public BonusResult BonusResult;
 
+        public object GetValues()
+        {
+            return new
+            {
+                BaseCost = BaseCost.Value,
+                BonusBase = BonusBase.Value,
+                PriceUP = PriceUP.Value,
+                PriceUP_PR = PriceUP_PR.Value,
+                PriceUP_Year = PriceUP_Year.Value,
+                NPVNI = NPVNI.Value,
+                BonusResult = BonusResult.Value
+            };
+        }
+
         public PostValues()
         {
             BaseCost = new BaseCost();

EvoCalculator.Core/Controllers/v1/CalculationController.cs

@@ -222,7 +222,7 @@ namespace EvoCalculator.Core.Controllers.V1
 
             return new
             {
-                postValues,
+                postValues = postValues.GetValues(),
                 columns = new
                 {
                     dateColumn,