change output json

app.py

@@ -55,9 +55,9 @@ def export_data(exported_data: MetricStatsDict, metric_name: str):
     # Assuming exported_data is a dictionary where the key is the dataset name and the value is the data to be exported
     with tempfile.NamedTemporaryFile(mode="w", delete=False, prefix=metric_name, suffix=".json") as temp:
         json.dump({
-            name: dt.to_dict()
+            name: sorted([{"value": key, **value} for key, value in dt.to_dict().items()], key=lambda x: x["value"])
             for name, dt in exported_data.items()
-        }, temp)
+        }, temp, indent=2)
         temp_path = temp.name
     return gr.update(visible=True, value=temp_path)