ensure ascii=False

app.py

@@ -21,7 +21,7 @@ def count_tokens(text):
     
     try:
         parsed_json = json.loads(text)
-        text = json.dumps(parsed_json, indent=4)
+        text = json.dumps(parsed_json, indent=4, ensure_ascii=False)
     except json.JSONDecodeError:
         pass