diff --git a/models/csharp/urchin/StructureModel.cs b/models/csharp/urchin/StructureModel.cs
index 1c6d780..e982ff0 100644
--- a/models/csharp/urchin/StructureModel.cs
+++ b/models/csharp/urchin/StructureModel.cs
@@ -6,8 +6,8 @@ public struct StructureModel
     public string Name;
     public string Acronym;
     public int AtlasId;
-    public bool Visible;
     public Color Color;
+    public bool Visible;
     public float ColorIntensity;
     public int Side;
     public string Material;
diff --git a/models/schemas/urchin/AtlasModel.json b/models/schemas/urchin/AtlasModel.json
index db6a9a8..4b52573 100644
--- a/models/schemas/urchin/AtlasModel.json
+++ b/models/schemas/urchin/AtlasModel.json
@@ -1 +1 @@
-{"$defs": {"Color": {"properties": {"r": {"maximum": 1.0, "minimum": 0.0, "title": "R", "type": "number"}, "g": {"maximum": 1.0, "minimum": 0.0, "title": "G", "type": "number"}, "b": {"maximum": 1.0, "minimum": 0.0, "title": "B", "type": "number"}, "a": {"default": 1, "maximum": 1.0, "minimum": 0.0, "title": "A", "type": "number"}}, "required": ["r", "g", "b"], "title": "Color", "type": "object"}, "StructureModel": {"properties": {"Name": {"title": "Name", "type": "string"}, "Acronym": {"title": "Acronym", "type": "string"}, "AtlasId": {"title": "Atlasid", "type": "integer"}, "Visible": {"default": false, "title": "Visible", "type": "boolean"}, "Color": {"allOf": [{"$ref": "#/$defs/Color"}], "default": {"r": 1.0, "g": 0.0, "b": 0.0, "a": 1.0}}, "ColorIntensity": {"default": 0, "title": "Colorintensity", "type": "number"}, "Side": {"default": 0, "title": "Side", "type": "integer"}, "Material": {"default": "default", "title": "Material", "type": "string"}}, "required": ["Name", "Acronym", "AtlasId"], "title": "StructureModel", "type": "object"}, "Vector3": {"properties": {"x": {"default": 0.0, "title": "X", "type": "number"}, "y": {"default": 0.0, "title": "Y", "type": "number"}, "z": {"default": 0.0, "title": "Z", "type": "number"}}, "title": "Vector3", "type": "object"}}, "properties": {"Name": {"title": "Name", "type": "string"}, "ReferenceCoord": {"allOf": [{"$ref": "#/$defs/Vector3"}], "default": null}, "Areas": {"items": {"$ref": "#/$defs/StructureModel"}, "title": "Areas", "type": "array"}, "Colormap": {"default": "", "title": "Colormap", "type": "string"}}, "required": ["Name", "Areas"], "title": "AtlasModel", "type": "object"}
\ No newline at end of file
+{"$defs": {"Color": {"properties": {"r": {"maximum": 1.0, "minimum": 0.0, "title": "R", "type": "number"}, "g": {"maximum": 1.0, "minimum": 0.0, "title": "G", "type": "number"}, "b": {"maximum": 1.0, "minimum": 0.0, "title": "B", "type": "number"}, "a": {"default": 1, "maximum": 1.0, "minimum": 0.0, "title": "A", "type": "number"}}, "required": ["r", "g", "b"], "title": "Color", "type": "object"}, "StructureModel": {"properties": {"Name": {"title": "Name", "type": "string"}, "Acronym": {"title": "Acronym", "type": "string"}, "AtlasId": {"title": "Atlasid", "type": "integer"}, "Color": {"$ref": "#/$defs/Color"}, "Visible": {"default": false, "title": "Visible", "type": "boolean"}, "ColorIntensity": {"default": -1, "title": "Colorintensity", "type": "number"}, "Side": {"default": 0, "title": "Side", "type": "integer"}, "Material": {"default": "default", "title": "Material", "type": "string"}}, "required": ["Name", "Acronym", "AtlasId", "Color"], "title": "StructureModel", "type": "object"}, "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": {"Name": {"title": "Name", "type": "string"}, "ReferenceCoord": {"allOf": [{"$ref": "#/$defs/Vector3"}], "default": null}, "Areas": {"items": {"$ref": "#/$defs/StructureModel"}, "title": "Areas", "type": "array"}, "Colormap": {"default": "", "title": "Colormap", "type": "string"}}, "required": ["Name", "Areas"], "title": "AtlasModel", "type": "object"}
\ No newline at end of file
diff --git a/models/schemas/urchin/StructureModel.json b/models/schemas/urchin/StructureModel.json
index e521a76..6299584 100644
--- a/models/schemas/urchin/StructureModel.json
+++ b/models/schemas/urchin/StructureModel.json
@@ -1 +1 @@
-{"$defs": {"Color": {"properties": {"r": {"maximum": 1.0, "minimum": 0.0, "title": "R", "type": "number"}, "g": {"maximum": 1.0, "minimum": 0.0, "title": "G", "type": "number"}, "b": {"maximum": 1.0, "minimum": 0.0, "title": "B", "type": "number"}, "a": {"default": 1, "maximum": 1.0, "minimum": 0.0, "title": "A", "type": "number"}}, "required": ["r", "g", "b"], "title": "Color", "type": "object"}}, "properties": {"Name": {"title": "Name", "type": "string"}, "Acronym": {"title": "Acronym", "type": "string"}, "AtlasId": {"title": "Atlasid", "type": "integer"}, "Visible": {"default": false, "title": "Visible", "type": "boolean"}, "Color": {"allOf": [{"$ref": "#/$defs/Color"}], "default": {"r": 1.0, "g": 0.0, "b": 0.0, "a": 1.0}}, "ColorIntensity": {"default": 0, "title": "Colorintensity", "type": "number"}, "Side": {"default": 0, "title": "Side", "type": "integer"}, "Material": {"default": "default", "title": "Material", "type": "string"}}, "required": ["Name", "Acronym", "AtlasId"], "title": "StructureModel", "type": "object"}
\ No newline at end of file
+{"$defs": {"Color": {"properties": {"r": {"maximum": 1.0, "minimum": 0.0, "title": "R", "type": "number"}, "g": {"maximum": 1.0, "minimum": 0.0, "title": "G", "type": "number"}, "b": {"maximum": 1.0, "minimum": 0.0, "title": "B", "type": "number"}, "a": {"default": 1, "maximum": 1.0, "minimum": 0.0, "title": "A", "type": "number"}}, "required": ["r", "g", "b"], "title": "Color", "type": "object"}}, "properties": {"Name": {"title": "Name", "type": "string"}, "Acronym": {"title": "Acronym", "type": "string"}, "AtlasId": {"title": "Atlasid", "type": "integer"}, "Color": {"$ref": "#/$defs/Color"}, "Visible": {"default": false, "title": "Visible", "type": "boolean"}, "ColorIntensity": {"default": -1, "title": "Colorintensity", "type": "number"}, "Side": {"default": 0, "title": "Side", "type": "integer"}, "Material": {"default": "default", "title": "Material", "type": "string"}}, "required": ["Name", "Acronym", "AtlasId", "Color"], "title": "StructureModel", "type": "object"}
\ No newline at end of file