Update app.py

app.py

@@ -290,7 +290,7 @@ def run_preprocessing(args):
 #     return cleaned_text.strip()
 
 def extract_content(data):
-    pattern = r'"content":"(.*?)"'
+    pattern = r'"content":"((?:\\.|[^"\\])*)"'
     match = re.search(pattern, data)
     if match:
         return match.group(1)