getTokenFromSystem example

'shopwareVersion' => $this->instanceService->getShopwareVersion(),
            'language' => $this->localeProvider->getLocaleFromContext($context),
            'domain' => $this->getLicenseDomain(),
        ];
    }

    private function getUserStoreToken(Context $context): ?string
    {
        try {
            return $this->getTokenFromAdmin($context);
        } catch (InvalidContextSourceException) {
            return $this->getTokenFromSystem($context);
        }
    }

    private function getTokenFromAdmin(Context $context): ?string
    {
        $contextSource = $this->ensureAdminApiSource($context);
        $userId = $contextSource->getUserId();
        if ($userId === null) {
            throw new InvalidContextSourceUserException($contextSource::class);
        }