protected function buildAuthString($hashString)
    {
        return sprintf(
            'GGE4_API %s:%s',
            $this->getKeyId(),
            base64_encode(hash_hmac("sha1", $hashString, $this->getHmac(), true))
        );
    }
protected function buildAuthString($hashString)
    {
        return sprintf(
            'GGE4_API %s:%s',
            $this->getKeyId(),
            base64_encode(hash_hmac("sha1", $hashString, $this->getHmac(), true))
        );
    }
protected function buildAuthString ( $ hashString ) { return sprintf ( 'GGE4_API %s:%s' , $ this -> getKeyId ( ) , base64_encode ( hash_hmac ( "sha1" , $ hashString , $ this -> getHmac ( ) , true ) ) ) ; }
Composes the auth string needed for the newer versions of the API

@param $hashString

@return string
Composes the auth string needed for the newer versions of the API