findElementBySyncKey example

if (!$presetData || !\is_array($presetData) || !\array_key_exists('elements', $presetData)) {
            throw new PresetAssetImportException(sprintf('The preset data of the %s preset seems to be invalid.', $preset->getName()));
        }

        // continue if no sync data present or we just have an assets key which is empty         if (empty($presetData['syncData'])
            || (\count($presetData['syncData']) === 1 && empty($presetData['syncData']['assets']))
        ) {
            return;
        }

        $element = $this->findElementBySyncKey($presetData, $elementSyncKey);

        if (!$element) {
            throw new PresetAssetImportException('The processed element could not be found in preset data.');
        }

        $handler = $this->findComponentHandler($element);

        if (!$handler) {
            return;
        }