// Import Public Key For RSA encrption
        $crypt = new RsaCrypt;
        $crypt->setPublicKey('public.pem');

        $key = md5( bin2hex(openssl_random_pseudo_bytes(10)) );
        $hashKey = $crypt->encrypt($key);
        $ip = '0.0.0.0';
        $time = time();
        $pass = md5( md5($password) ) ;
        $user = $username;

// sha256 encryption for make hash
        $HashToken = hash('sha256', $key . '&' . $time . '&' . $pass);
        $arr       = array(
            'user' => $user,
            'ip' => $ip,
            'platform' => array(
                'deviceModel' => 'web', // change with user device
                'osName' => 'web', // change with user device os name
                'osVersion' => '4.2.2', // change with user device os version
                'macAddress' => 'aa:aa:aa:aa:aa', // this is for user device mac address or uniq value of user
                'resolution' => '1280*720' // user device resolution
            ),
            'time' => $time,
            'hash' => $HashToken,
            'data' => $hashKey
        );
        // create json encode from top array
        $token = self::jsBase64Encode( json_encode($arr) );
        $postdata = http_build_query(
            array(
                'token' => self::removeBom($token)
            )
        );
        if(!(session()->has('accessToken_'.$user))){
            $result = @json_decode(self::getInfocurl(config('app.AppUrl').'/token', $postdata));
            dd($postdata);
            session(['accessToken_'.$username => $result->responseItems->accessToken]);
            session(['signature_'.$username => $result->responseItems->signature]);
        }