Decode Cookies Value and save data in databse

1:I am creating referral system In laravel.SO I am using cookies.Problem Is that I am unable to retrieve referral user on blade template. 2:Here is cookie code. // Check that there is not already a cookie set and that we have 'ref' in

the url
if (! $request->hasCookie('referral') && $request->query('ref') ) {
  // Add a cookie to the response that lasts 5 years (in minutes)
  $response->cookie( 'referral', encrypt( $request->query('ref') ), 525600 );
}
     else {
                if( $request->query('ref') ) {
                    return redirect($request->fullUrl())->withCookie(cookie()->forever('referral', $request->query('ref')));
                }
            }
        return $next($request);

2:Here is Crete function code

protected function create(array $data)
{
    $cookie = Cookie::get('referral');
    return User::create([
        'name' => $data['name'],
        'email' => $data['email'],
        'password' => Hash::make($data['password']),
        'referred_by' => $referred_by
    ]);
}

Note : I want explain one thing is here. this line of code

$referred_by = Cookie::get('referral');

is Return this type of output s:2:"21";.

Important issue. My problem is That, how can I retrieve this value on blade temple page. This is database column value referred_by=s:2:"21"; So I need help to retrieve this value for human reading . Thanks.If any thing missing please let me know.

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