diff --git a/wwwroot/api/rl_callback.dspy b/wwwroot/api/rl_callback.dspy
index 1c6761b..ba4a54d 100644
--- a/wwwroot/api/rl_callback.dspy
+++ b/wwwroot/api/rl_callback.dspy
@@ -8,27 +8,12 @@ debug("[rl_callback] ===== START =====")
 debug(f"[rl_callback] params_kw: {params_kw}")
 print(f"[rl_callback] params_kw: {params_kw}")
 
-body_str = http_request.get("body", "") or ""
-byted_token = ""
-result_code = ""
-
-# 1. Try POST body (JSON)
-try:
-    body = json.loads(body_str) if body_str else {}
-    byted_token = (body.get("BytedToken") or body.get("bytedToken")
-                   or body.get("byted_token") or body.get("Token") or "")
-    result_code = body.get("resultCode") or body.get("ResultCode") or ""
-except Exception as e:
-    debug(f"[rl_callback] body parse error: {e}")
-
-# 2. Fallback: query string params (GET callback)
-if not byted_token:
-    byted_token = (params_kw.get("bytedToken")
-                   or params_kw.get("BytedToken")
-                   or params_kw.get("byted_token")
-                   or "")
-if not result_code:
-    result_code = params_kw.get("resultCode", "")
+# Extract bytedToken and resultCode from query params (GET callback)
+byted_token = (params_kw.get("bytedToken")
+               or params_kw.get("BytedToken")
+               or params_kw.get("byted_token")
+               or "")
+result_code = params_kw.get("resultCode", "")
 
 debug(f"[rl_callback] byted_token={byted_token}, resultCode={result_code}")
 print(f"[rl_callback] byted_token={byted_token}, resultCode={result_code}")
@@ -46,7 +31,6 @@ try:
 except Exception as e:
     debug(f"[rl_callback] exception: {e}")
     print(f"[rl_callback] exception: {e}")
-    print(traceback.format_exc())
     return json.dumps({"code": "500", "message": f"Internal error: {str(e)}"})
 
 if result.get("success"):