diff --git a/parser.go b/parser.go
index e245c15..38a5250 100644
--- a/parser.go
+++ b/parser.go
@@ -92,3 +92,7 @@ func ParseDefaultBase(raw map[string]any, extraParsers ...UnmarshalFunc) (BaseAp
 	res, errs := chainParse(raw, base, allParsers...)
 	return res, slices.Insert(errs, 0, err)
 }
+
+func MarshalChain(chain BaseApChain) map[string]any {
+	return chain.MarshalToMap()
+}