public function createAuthorizerApplication($authorizerCorpId, $permanentCode)
    {
        $this->fetch('authorization')
             ->setAuthorizerCorpId($authorizerCorpId)
             ->setAuthorizerPermanentCode($permanentCode);

        $application = $this->fetch('app');
        $application['access_token'] = $this->fetch('authorizer_access_token');
        $application['oauth'] = $this->fetch('oauth');

        return $application;
    }