public function postProcessValueHash($outgoingValueHash)
    {
        if (
            !isset($outgoingValueHash['destinationContentIds']) ||
            !is_array($outgoingValueHash['destinationContentIds']) ||
            !$this->canMapContentHref()
        ) {
            return $outgoingValueHash;
        }

        $outgoingValueHash['destinationContentHrefs'] = array_map(
            function ($contentId) {
                return $this->mapToContentHref($contentId);
            },
            $outgoingValueHash['destinationContentIds']
        );

        return $outgoingValueHash;
    }