From 9110f9a4e1ed9624752f1d829bf823088b047877 Mon Sep 17 00:00:00 2001
From: AliRezaBeigy <alireza.beigy.rb@gmail.com>
Date: Sat, 24 Sep 2022 12:50:02 +0330
Subject: [PATCH] Fix TypeError during data decryption (#3833)

---
 telethon/_network/mtprotostate.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/telethon/_network/mtprotostate.py b/telethon/_network/mtprotostate.py
index 19578da3..9fb3f484 100644
--- a/telethon/_network/mtprotostate.py
+++ b/telethon/_network/mtprotostate.py
@@ -143,7 +143,7 @@ class MTProtoState:
 
         msg_key = body[8:24]
         aes_key, aes_iv = self._calc_key(self.auth_key.key, msg_key, False)
-        body = AES.decrypt_ige(body[24:], aes_key, aes_iv)
+        body = AES.decrypt_ige(bytes(body[24:]), aes_key, aes_iv)
 
         # https://core.telegram.org/mtproto/security_guidelines
         # Sections "checking sha256 hash" and "message length"