diff --git a/package-lock.json b/package-lock.json
index 18abc3e..097f90c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2357,9 +2357,9 @@
       "dev": true
     },
     "@zeplin/extension-model": {
-      "version": "2.5.1",
-      "resolved": "https://registry.npmjs.org/@zeplin/extension-model/-/extension-model-2.5.1.tgz",
-      "integrity": "sha512-noc0TbUdiI2pNYFwnPJCuPhTUG0Ed7Je9Btjrz90DAEHg5pY3ha2iUS4f5TZ4sCJ7adsVDhKARVu+N5E3Zlxkw=="
+      "version": "2.6.0",
+      "resolved": "https://registry.npmjs.org/@zeplin/extension-model/-/extension-model-2.6.0.tgz",
+      "integrity": "sha512-pSpbr1qR/ROvMxLyMyTlmR6oFnSF201OtPQpZqsk9z/QGdC07CWJriaFyLFisP+dVr+MKAhMn9mYuTsb+CvGeg=="
     },
     "abab": {
       "version": "2.0.5",
diff --git a/package.json b/package.json
index f0cba93..b87650a 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "@babel/core": "^7.8.4",
     "@babel/preset-env": "^7.8.4",
     "@types/jest": "^25.1.2",
-    "@zeplin/extension-model": "^2.5.1",
+    "@zeplin/extension-model": "^2.6.0",
     "adm-zip": "^0.4.11",
     "ajv": "^6.12.0",
     "babel-jest": "^25.1.0",
diff --git a/src/sample-data/version.json b/src/sample-data/version.json
index 2b58159..13a586b 100644
--- a/src/sample-data/version.json
+++ b/src/sample-data/version.json
@@ -18,6 +18,7 @@
             {
                 "type": "shape",
                 "name": "Sample layer",
+                "sourceId": "15b2dbb4-3259-4c8e-a8e3-24b292145d21",
                 "opacity": 1,
                 "blendMode": "normal",
                 "borderRadius": 0,
@@ -37,6 +38,7 @@
             {
                 "type": "text",
                 "name": "Text layer with multiple styles",
+                "sourceId": "859f1b9e-0437-4408-b84c-ea6c10c37d8f",
                 "exportable": false,
                 "rotation": 0,
                 "opacity": 1,
@@ -125,6 +127,7 @@
             {
                 "type": "text",
                 "name": "Text layer",
+                "sourceId": "01c469df-4ff5-449d-8d2a-246c0e87f476",
                 "exportable": false,
                 "rotation": 0,
                 "opacity": 1,
@@ -169,6 +172,7 @@
             {
                 "type": "shape",
                 "name": "Layer with blur",
+                "sourceId": "49ddae53-1bf3-48e4-ae70-b0ff0abcd1cf",
                 "exportable": false,
                 "rotation": 0,
                 "opacity": 1,
@@ -211,6 +215,7 @@
             {
                 "type": "shape",
                 "name": "Exportable layer",
+                "sourceId": "f02c0baf-0353-4080-95a7-3448314b6084",
                 "exportable": true,
                 "rotation": 0,
                 "opacity": 1,
@@ -249,6 +254,7 @@
             {
                 "type": "shape",
                 "name": "Layer with border radius",
+                "sourceId": "66d0761e-246a-4151-87f9-33feb47c6401",
                 "exportable": false,
                 "rotation": 0,
                 "opacity": 1,
@@ -287,6 +293,7 @@
             {
                 "type": "shape",
                 "name": "Rotated layer",
+                "sourceId": "76ef71eb-04df-44fb-8ab8-c4214c2144e4",
                 "exportable": false,
                 "rotation": -45,
                 "opacity": 1,
@@ -325,6 +332,7 @@
             {
                 "type": "shape",
                 "name": "Transparent layer with blend mode",
+                "sourceId": "5267442e-a184-4c0c-b9c1-24eaf2924d51",
                 "exportable": false,
                 "rotation": 0,
                 "opacity": 0.3,
@@ -363,6 +371,7 @@
             {
                 "type": "shape",
                 "name": "Layer with shadow",
+                "sourceId": "e1ca8514-3755-4305-a854-230d25d7af28",
                 "exportable": false,
                 "rotation": 0,
                 "opacity": 1,
@@ -398,6 +407,7 @@
             {
                 "type": "shape",
                 "name": "Layer with gradient fill",
+                "sourceId": "e156c599-4813-4a96-8516-0173799905c7",
                 "exportable": false,
                 "rotation": 0,
                 "opacity": 1,
@@ -486,6 +496,7 @@
             {
                 "type": "shape",
                 "name": "Layer with fill",
+                "sourceId": "fd1c3674-bfca-4b6c-81d6-5033703e8891",
                 "exportable": false,
                 "rotation": 0,
                 "opacity": 1,
@@ -524,6 +535,7 @@
             {
                 "type": "shape",
                 "name": "Layer with gradient border",
+                "sourceId": "e308b2cb-aa94-4294-a5e3-5e37ee0af33c",
                 "exportable": false,
                 "rotation": 0,
                 "opacity": 1,
@@ -616,6 +628,7 @@
             {
                 "type": "shape",
                 "name": "Layer with border",
+                "sourceId": "8713de27-bf05-47d8-bc0f-90e1ce1cdbdc",
                 "exportable": false,
                 "rotation": 0,
                 "opacity": 1,
@@ -654,6 +667,79 @@
                 "shadows": [],
                 "textStyles": [],
                 "assets": []
+            },
+            {
+                "type": "group",
+                "name": "layer with layout",
+                "sourceId": "49478193-d2c9-4aa4-90b1-b06d70dfa9f5",
+                "layout": {
+                    "alignment": "min",
+                    "direction": "row",
+                    "gap": 30,
+                    "padding": {
+                        "horizontal": 40,
+                        "vertical": 20
+                    },
+                    "sizingMode": "auto"
+                },
+                "opacity": 1,
+                "blendMode": "normal",
+                "borderRadius": 0,
+                "rect": {
+                    "x": 0,
+                    "y": 0,
+                    "width": 310,
+                    "height": 140
+                },
+                "content": "",
+                "layers": [
+                    {
+                        "type": "shape",
+                        "name": "first child",
+                        "sourceId": "51081349-b540-4f27-997b-5fb405d286ff",
+                        "opacity": 1,
+                        "blendMode": "normal",
+                        "borderRadius": 0,
+                        "rect": {
+                            "x": 40,
+                            "y": 20,
+                            "width": 100,
+                            "height": 100
+                        },
+                        "content": "",
+                        "borders": [],
+                        "fills": [],
+                        "shadows": [],
+                        "textStyles": [],
+                        "assets": []
+                    },
+                    {
+                        "type": "shape",
+                        "name": "second child",
+                        "sourceId": "98535715-30ee-4ffd-acbf-04a0be34d73d",
+                        "opacity": 1,
+                        "blendMode": "normal",
+                        "borderRadius": 0,
+                        "rect": {
+                            "x": 170,
+                            "y": 20,
+                            "width": 100,
+                            "height": 100
+                        },
+
+                        "content": "",
+                        "borders": [],
+                        "fills": [],
+                        "shadows": [],
+                        "textStyles": [],
+                        "assets": []
+                    }
+                ],
+                "borders": [],
+                "fills": [],
+                "shadows": [],
+                "textStyles": [],
+                "assets": []
             }
         ]
     }
diff --git a/src/template/src/fixtures/version.json b/src/template/src/fixtures/version.json
index 44fe9c4..0e551cd 100644
--- a/src/template/src/fixtures/version.json
+++ b/src/template/src/fixtures/version.json
@@ -18,6 +18,7 @@
       {
         "type": "shape",
         "name": "Sample layer",
+        "sourceId": "15b2dbb4-3259-4c8e-a8e3-24b292145d21",
         "opacity": 1,
         "blendMode": "normal",
         "borderRadius": 0,
@@ -37,6 +38,7 @@
       {
         "type": "text",
         "name": "Text layer with multiple styles",
+        "sourceId": "859f1b9e-0437-4408-b84c-ea6c10c37d8f",
         "exportable": false,
         "rotation": 0,
         "opacity": 1,
@@ -125,6 +127,7 @@
       {
         "type": "text",
         "name": "Text layer",
+        "sourceId": "01c469df-4ff5-449d-8d2a-246c0e87f476",
         "exportable": false,
         "rotation": 0,
         "opacity": 1,
@@ -169,6 +172,7 @@
       {
         "type": "shape",
         "name": "Layer with blur",
+        "sourceId": "49ddae53-1bf3-48e4-ae70-b0ff0abcd1cf",
         "exportable": false,
         "rotation": 0,
         "opacity": 1,
@@ -205,6 +209,7 @@
       {
         "type": "shape",
         "name": "Exportable layer",
+        "sourceId": "f02c0baf-0353-4080-95a7-3448314b6084",
         "exportable": true,
         "rotation": 0,
         "opacity": 1,
@@ -237,6 +242,7 @@
       {
         "type": "shape",
         "name": "Layer with border radius",
+        "sourceId": "66d0761e-246a-4151-87f9-33feb47c6401",
         "exportable": false,
         "rotation": 0,
         "opacity": 1,
@@ -269,6 +275,7 @@
       {
         "type": "shape",
         "name": "Rotated layer",
+        "sourceId": "76ef71eb-04df-44fb-8ab8-c4214c2144e4",
         "exportable": false,
         "rotation": -45,
         "opacity": 1,
@@ -301,6 +308,7 @@
       {
         "type": "shape",
         "name": "Transparent layer with blend mode",
+        "sourceId": "5267442e-a184-4c0c-b9c1-24eaf2924d51",
         "exportable": false,
         "rotation": 0,
         "opacity": 0.3,
@@ -333,6 +341,7 @@
       {
         "type": "shape",
         "name": "Layer with shadow",
+        "sourceId": "e1ca8514-3755-4305-a854-230d25d7af28",
         "exportable": false,
         "rotation": 0,
         "opacity": 1,
@@ -368,6 +377,7 @@
       {
         "type": "shape",
         "name": "Layer with gradient fill",
+        "sourceId": "e156c599-4813-4a96-8516-0173799905c7",
         "exportable": false,
         "rotation": 0,
         "opacity": 1,
@@ -425,6 +435,7 @@
       {
         "type": "shape",
         "name": "Layer with fill",
+        "sourceId": "fd1c3674-bfca-4b6c-81d6-5033703e8891",
         "exportable": false,
         "rotation": 0,
         "opacity": 1,
@@ -457,6 +468,7 @@
       {
         "type": "shape",
         "name": "Layer with gradient border",
+        "sourceId": "e308b2cb-aa94-4294-a5e3-5e37ee0af33c",
         "exportable": false,
         "rotation": 0,
         "opacity": 1,
@@ -516,6 +528,7 @@
       {
         "type": "shape",
         "name": "Layer with border",
+        "sourceId": "8713de27-bf05-47d8-bc0f-90e1ce1cdbdc",
         "exportable": false,
         "rotation": 0,
         "opacity": 1,
@@ -546,6 +559,79 @@
         "shadows": [],
         "textStyles": [],
         "assets": []
+      },
+      {
+        "type": "group",
+        "name": "layer with layout",
+        "sourceId": "49478193-d2c9-4aa4-90b1-b06d70dfa9f5",
+        "layout": {
+          "alignment": "min",
+          "direction": "row",
+          "gap": 30,
+          "padding": {
+            "horizontal": 40,
+            "vertical": 20
+          },
+          "sizingMode": "auto"
+        },
+        "opacity": 1,
+        "blendMode": "normal",
+        "borderRadius": 0,
+        "rect": {
+          "x": 0,
+          "y": 0,
+          "width": 310,
+          "height": 140
+        },
+        "content": "",
+        "layers": [
+          {
+            "type": "shape",
+            "name": "first child",
+            "sourceId": "51081349-b540-4f27-997b-5fb405d286ff",
+            "opacity": 1,
+            "blendMode": "normal",
+            "borderRadius": 0,
+            "rect": {
+              "x": 40,
+              "y": 20,
+              "width": 100,
+              "height": 100
+            },
+            "content": "",
+            "borders": [],
+            "fills": [],
+            "shadows": [],
+            "textStyles": [],
+            "assets": []
+          },
+          {
+            "type": "shape",
+            "name": "second child",
+            "sourceId": "98535715-30ee-4ffd-acbf-04a0be34d73d",
+            "opacity": 1,
+            "blendMode": "normal",
+            "borderRadius": 0,
+            "rect": {
+              "x": 170,
+              "y": 20,
+              "width": 100,
+              "height": 100
+            },
+
+            "content": "",
+            "borders": [],
+            "fills": [],
+            "shadows": [],
+            "textStyles": [],
+            "assets": []
+          }
+        ],
+        "borders": [],
+        "fills": [],
+        "shadows": [],
+        "textStyles": [],
+        "assets": []
       }
     ]
   }