diff --git a/pkg/upstreamApi/vstp.go b/pkg/upstreamApi/vstp.go
index a426451..baf4141 100644
--- a/pkg/upstreamApi/vstp.go
+++ b/pkg/upstreamApi/vstp.go
@@ -1,5 +1,9 @@
 package upstreamApi
 
+type MsgData struct {
+	Data VstpMsg `json:"VSTPCIFMsgV1"`
+}
+
 type VstpMsg struct {
 	CIFMsg Schedule `json:"schedule"`
 }