From a42e2907b945095c7b3a24a68958a3afc3f36988 Mon Sep 17 00:00:00 2001
From: Patryk Osmaczko <osmaczkopatryk@gmail.com>
Date: Wed, 16 Aug 2023 08:55:57 +0200
Subject: [PATCH] fix: revert wrong conflict resolution

introduced by 1bc0d37b40b0776052bf3cdbf0d99f1d095c73a1
---
 protocol/communities/manager.go | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/protocol/communities/manager.go b/protocol/communities/manager.go
index 4fc341298..8d72fba92 100644
--- a/protocol/communities/manager.go
+++ b/protocol/communities/manager.go
@@ -1337,14 +1337,7 @@ func (m *Manager) validateAndFilterEvents(community *Community, events []Communi
 	validatedEvents := make([]CommunityEvent, 0, len(events))
 
 	validateEvent := func(event *CommunityEvent) error {
-		if event.Signature == nil || len(event.Signature) == 0 {
-			return errors.New("missing signature")
-		}
-
-		signer, err := crypto.SigToPub(
-			crypto.Keccak256(event.Payload),
-			event.Signature,
-		)
+		signer, err := event.RecoverSigner()
 		if err != nil {
 			return err
 		}