started updating the content type mapping.

src/Umbraco.Web/Models/ContentEditing/ContentTypeDisplay.cs

@@ -17,7 +17,7 @@ namespace Umbraco.Web.Models.ContentEditing
             AvailableCompositeContentTypes = new List<EntityBasic>();
             AllowedContentTypes = new List<EntityBasic>();
             CompositeContentTypes = new List<string>();
-            Groups = new List<PropertyTypeGroupDisplay>();
+            Groups = new List<PropertyGroupDisplay>();
         }
 
         //name, alias, icon, thumb, desc, inherited from basic
@@ -54,6 +54,6 @@ namespace Umbraco.Web.Models.ContentEditing
         //Tabs
 
         [DataMember(Name = "groups")]
-        public IEnumerable<PropertyTypeGroupDisplay> Groups { get; set; }
+        public IEnumerable<PropertyGroupDisplay> Groups { get; set; }
     }
 }

src/Umbraco.Web/Models/ContentEditing/PropertyGroupDisplay.cs

@@ -7,10 +7,10 @@ using System.Threading.Tasks;
 
 namespace Umbraco.Web.Models.ContentEditing
 {
-    [DataContract(Name = "propertyTypeGroup", Namespace = "")]
-    public class PropertyTypeGroupDisplay
+    [DataContract(Name = "propertyGroup", Namespace = "")]
+    public class PropertyGroupDisplay
     {
-        public PropertyTypeGroupDisplay()
+        public PropertyGroupDisplay()
         {
             Properties = new List<PropertyTypeDisplay>();
         }