diff --git a/transport/http/codec.go b/transport/http/codec.go
index d3fbc1a..156448a 100644
--- a/transport/http/codec.go
+++ b/transport/http/codec.go
@@ -37,8 +37,8 @@ func DefaultRequestQuery(r *http.Request, v any) error {
 	return binding.BindQuery(r.URL.Query(), v)
 }
 func DefaultRequestDecoder(r *http.Request, v any) error {
+	fmt.Println("request decoder")
 	codec, ok := CodeForRequest(r, "Content-type")
-	fmt.Println(codec, ok)
 	if !ok {
 		return errors.BadRequest("CODEC", fmt.Sprintf("unregister Content-Type: %s", codec))
 	}
@@ -56,6 +56,7 @@ func DefaultRequestDecoder(r *http.Request, v any) error {
 	return nil
 }
 func DefaultResponseEncoder(w http.ResponseWriter, r *http.Request, v any) error {
+	fmt.Println("response encode")
 	if v == nil {
 		return nil
 	}