$keyEncryptionAlgorithmManager = AlgorithmManager::create([
            new A256GCMKW()
        ]);

        $contentEncryptionAlgorithmManager = AlgorithmManager::create([
            new A256GCM()
        ]);

        $compressionMethodManager = CompressionMethodManager::create([
            new Deflate(),
        ]);

        $jweDecrypter = new JWEDecrypter(
            $keyEncryptionAlgorithmManager,
            $contentEncryptionAlgorithmManager,
            $compressionMethodManager
        );

        $key = '0PU1yVsZ569BhIqCl_HEojxghs5N_cc_2uF5jwsXj8WQXB7l6bUVYvYrHrz94hdr';
        echo $key = hash('sha256', $key);

        $jwk = JWK::create([
            'kty' => 'oct',
            'k' => $key,
        ]);

        // The JSON Converter.
        $jsonConverter = new StandardConverter();

        // The serializer manager. We only use the JWE Compact Serialization Mode.
        $serializerManager = JWESerializerManager::create([
            new CompactSerializer($jsonConverter),
        ]);

        $token = $request->get('payload');

        // We try to load the token.
        $jwe = $serializerManager->unserialize($token);

        // We decrypt the token. This method does NOT check the header.
        $jwe = $jweDecrypter->decryptUsingKey($jwe, $jwk, 0);