diff --git a/api/app/services/user_memory_service.py b/api/app/services/user_memory_service.py
index 67a6ab2c..535dcc12 100644
--- a/api/app/services/user_memory_service.py
+++ b/api/app/services/user_memory_service.py
@@ -1621,6 +1621,5 @@ def _clean_neo4j_value(value: Any) -> Any:
             return str(value)
         except Exception:
             return None
-    
     # 返回原始值
-    return value
+    return value
\ No newline at end of file