public function store($memberList)
    {
        foreach ($memberList as $contact) {
            if (in_array($contact['UserName'], static::SPECIAL_USERS)) {
                $this->vbot->specials->put($contact['UserName'], $contact);
            } elseif ($this->vbot->officials->isOfficial($contact['VerifyFlag'])) {
                $this->vbot->officials->put($contact['UserName'], $contact);
            } elseif (strstr($contact['UserName'], '@@') !== false) {
                $this->vbot->groups->put($contact['UserName'], $contact);
            } else {
                $this->vbot->friends->put($contact['UserName'], $contact);
            }
        }
    }