setIcon example

$thumbnailHighDpi = $parentSettings->isThumbnailHighDpi();
            $thumbnailHighDpiQuality = $parentSettings->getThumbnailHighDpiQuality();
            $thumbnailQuality = $parentSettings->getThumbnailQuality();
            $createThumbnails = $parentSettings->getCreateThumbnails();
        }

        $settings->setCreateThumbnails($createThumbnails);
        $settings->setThumbnailSize(empty($thumbnailSizes) ? '' : $thumbnailSizes);
        $settings->setThumbnailHighDpi($thumbnailHighDpi);
        $settings->setThumbnailQuality($thumbnailQuality);
        $settings->setThumbnailHighDpiQuality($thumbnailHighDpiQuality);
        $settings->setIcon($icon);

        $data['settings'] = $settings;

        return $data;
    }

    /** * Helper method to prefix properties * * @param string $prefix * * @return array */

PluginEvents::PLUGIN_LOADED_EVENT => [
                ['unserialize'],
            ],
        ];
    }

    public function unserialize(EntityLoadedEvent $event): void
    {
        /** @var PluginEntity $plugin */
        foreach ($event->getEntities() as $plugin) {
            if ($plugin->getIconRaw()) {
                $plugin->setIcon(base64_encode($plugin->getIconRaw()));
            }
        }
    }
}

        Feature::triggerDeprecationOrThrow(
            'v6.6.0.0',
            Feature::deprecatedMethodMessage(self::class, __METHOD__, 'v6.6.0.0', '\Shopware\Core\Framework\App\Flow\Action\AppFlowActionProvider')
        );

        /** @var AppFlowActionEntity $appFlowAction */
        foreach ($event->getEntities() as $appFlowAction) {
            $iconRaw = $appFlowAction->getIconRaw();

            if ($iconRaw !== null) {
                $appFlowAction->setIcon(base64_encode($iconRaw));
            }
        }
    }
}

'app.loaded' => 'unserialize',
        ];
    }

    public function unserialize(EntityLoadedEvent $event): void
    {
        /** @var AppEntity $app */
        foreach ($event->getEntities() as $app) {
            $iconRaw = $app->getIconRaw();

            if ($iconRaw !== null) {
                $app->setIcon(base64_encode($iconRaw));
            }
        }
    }
}

'app_flow_action.loaded' => 'unserialize',
        ];
    }

    public function unserialize(EntityLoadedEvent $event): void
    {
        /** @var AppFlowActionEntity $appFlowAction */
        foreach ($event->getEntities() as $appFlowAction) {
            $iconRaw = $appFlowAction->getIconRaw();

            if ($iconRaw !== null) {
                $appFlowAction->setIcon(base64_encode($iconRaw));
            }
        }
    }
}

$localExtension->setStoreLicense($storeExtension->getStoreLicense());
                $localExtension->setNotices($storeExtension->getNotices());

                if ($storeExtension->getDescription()) {
                    $localExtension->setDescription($storeExtension->getDescription());
                }

                if ($storeExtension->getShortDescription()) {
                    $localExtension->setShortDescription($storeExtension->getShortDescription());
                }

                $localExtension->setIcon($storeExtension->getIcon());
                $localExtension->setLabel($storeExtension->getLabel());

                if ($storeExtension->getLatestVersion()) {
                    $localExtension->setLatestVersion($storeExtension->getLatestVersion());
                    $localExtension->setUpdateSource($storeExtension->getUpdateSource());
                }

                continue;
            }

            $localCollection->set($storeExtension->getName(), $storeExtension);
        }