diff --git a/models/csharp/PinpointModels.cs b/models/csharp/PinpointModels.cs
index 2c1cf6c..94b127a 100644
--- a/models/csharp/PinpointModels.cs
+++ b/models/csharp/PinpointModels.cs
@@ -1,5 +1,19 @@
 using UnityEngine;
 using System;
+
+[Serializable]
+public struct AffineTransformModel
+{
+    public Vector3 Scaling;
+    public Vector3 Rotation;
+
+    public AffineTransformModel(Vector3 scaling, Vector3 rotation)
+    {
+        Scaling = scaling;
+        Rotation = rotation;
+    }
+}
+
 [Serializable]
 public struct CraniotomyGroup
 {
diff --git a/models/schemas/pinpoint/AffineTransformModel.json b/models/schemas/pinpoint/AffineTransformModel.json
new file mode 100644
index 0000000..98d2ca0
--- /dev/null
+++ b/models/schemas/pinpoint/AffineTransformModel.json
@@ -0,0 +1 @@
+{"$defs": {"Vector3": {"properties": {"x": {"default": 0.0, "title": "X", "type": "number"}, "y": {"default": 0.0, "title": "Y", "type": "number"}, "z": {"default": 0.0, "title": "Z", "type": "number"}}, "title": "Vector3", "type": "object"}}, "properties": {"Scaling": {"$ref": "#/$defs/Vector3"}, "Rotation": {"$ref": "#/$defs/Vector3"}}, "required": ["Scaling", "Rotation"], "title": "AffineTransformModel", "type": "object"}
\ No newline at end of file
diff --git a/src/vbl_aquarium/models/pinpoint.py b/src/vbl_aquarium/models/pinpoint.py
index 84eee39..df529d3 100644
--- a/src/vbl_aquarium/models/pinpoint.py
+++ b/src/vbl_aquarium/models/pinpoint.py
@@ -18,9 +18,9 @@ class CraniotomyGroup(VBLBaseModel):
     data: list[CraniotomyModel]
 
 
-
 # TRANSFORM
 
+
 class AffineTransformModel(VBLBaseModel):
     scaling: Vector3
-    rotation: Vector3
\ No newline at end of file
+    rotation: Vector3