public function addUserToProjectAsync($writerId, $pid, $email, $role = 'editor', $queue = 'primary')
    {
        return $this->getCommand('AddUserToProject', [
            'writerId' => $writerId,
            'pid' => $pid,
            'email' => $email,
            'role' => $role,
            'queue' => $queue
        ])->execute();
    }