diff --git a/WebAPI/Models/Layer.cs b/WebAPI/Models/Layer.cs
index e39d7d3..88c407a 100644
--- a/WebAPI/Models/Layer.cs
+++ b/WebAPI/Models/Layer.cs
@@ -2,6 +2,11 @@
 
 namespace WebAPI.Models
 {
+    public enum LayerType
+    {
+        import,
+        processed
+    }
     public class Layer
     {
         #region Properties