From f131ae5aa4b25f6f3ada0db00aa3df89b84d91d6 Mon Sep 17 00:00:00 2001
From: Tulir Asokan <tulir@maunium.net>
Date: Wed, 27 Aug 2025 12:24:15 +0300
Subject: [PATCH] federation/pdu: add cached event ID to internal metadata

---
 federation/pdu/pdu.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/federation/pdu/pdu.go b/federation/pdu/pdu.go
index 2dbdefc1..218dd78a 100644
--- a/federation/pdu/pdu.go
+++ b/federation/pdu/pdu.go
@@ -54,7 +54,8 @@ var (
 )
 
 type InternalMeta struct {
-	Rejected bool `json:"rejected,omitempty"`
+	EventID  id.EventID `json:"event_id,omitempty"`
+	Rejected bool       `json:"rejected,omitempty"`
 }
 
 type PDU struct {