11

app/JsonRpc/ChatService.php

@@ -357,7 +357,7 @@ class ChatService implements ChatServiceInterface
         }
 
         foreach ($readMessages as $message) {
-            if (strlen($allMessages[$message['receiver_id']]) === 18) {
+            if (strlen($message['receiver_id']) === 18) {
                 if (!isset($allMessages[$message['receiver_id']])) {
                     $allMessages[$message['receiver_id']] = $message->toArray();
                 }