public void Add(TEvent e)
 {
     cache.ListRightPush(KeyPrefix + e.ReceiverDeviceId, RedisExtensions.Serialize(e), flags: CommandFlags.FireAndForget);
 }
 public void UpdateOrCreateGroup(GroupChat chat)
 {
     _cache.Set(GroupsKeyPrefix + chat.GroupId.ToString(), RedisExtensions.Serialize(chat));
 }