Update app.py

app.py

@@ -1167,9 +1167,9 @@ with gr.Blocks(css=css, js=js, head=head) as demo:
               <script src='https://preview.babylonjs.com/viewer/babylon.viewer.js'></script>
               <babylon model='./scene.babylon'></babylon>
             """)
-            embed_json = gr.JSON(label="Scene", interactive=False)
-            embed_zip = gr.File(label="Scene File", interactive=False)
-            embed_json.change(fn=scene_file, inputs=[embed_json], outputs=[embed_zip])
+            embed_file = gr.File(label="Scene File", interactive=False)
+            embed_json = gr.JSON(label="Scene")
+            embed_json.change(fn=scene_file, inputs=[embed_json], outputs=[embed_file])
           with gr.Tab("Blur"):
             chart_c = gr.HTML(elem_id="chart_c", value="""<div id='chart' onpointermove='window.drawLine(event.clientX, event.clientY);' onpointerdown='window.pointerDown(event.clientX, event.clientY);' onpointerup='window.pointerUp();' onpointerleave='window.pointerUp();' onpointercancel='window.pointerUp();' onclick='window.resetLine();'></div>
             <style>