1<pre>Array
(
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        (
            [_data:protected] => Array
                (
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                    [media_type] => image
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                    [disabled_default] => 0
                    [video_provider] => 
                    [video_url] => 
                    [video_title] => 
                    [video_description] => 
                    [video_metadata] => 
                    [video_provider_default] => 
                    [video_url_default] => 
                    [video_title_default] => 
                    [video_description_default] => 
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        )

    [21229] => Magento\Framework\DataObject Object
        (
            [_data:protected] => Array
                (
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                    [media_type] => image
                    [entity_id] => 2257
                    [label] => 
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                    [disabled] => 0
                    [label_default] => 
                    [position_default] => 3
                    [disabled_default] => 0
                    [video_provider] => 
                    [video_url] => 
                    [video_title] => 
                    [video_description] => 
                    [video_metadata] => 
                    [video_provider_default] => 
                    [video_url_default] => 
                    [video_title_default] => 
                    [video_description_default] => 
                    [video_metadata_default] => 
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                    [path] => /var/www/html/occ/webroot/pub/media/catalog/product/l/a/large_message_with_rack_2.jpg
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                )

        )

    [21232] => Magento\Framework\DataObject Object
        (
            [_data:protected] => Array
                (
                    [value_id] => 21232
                    [file] => /m/a/made_in_usa_-_copy_7_1.jpg
                    [media_type] => image
                    [entity_id] => 2257
                    [label] => 
                    [position] => 6
                    [disabled] => 0
                    [label_default] => 
                    [position_default] => 6
                    [disabled_default] => 0
                    [video_provider] => 
                    [video_url] => 
                    [video_title] => 
                    [video_description] => 
                    [video_metadata] => 
                    [video_provider_default] => 
                    [video_url_default] => 
                    [video_title_default] => 
                    [video_description_default] => 
                    [video_metadata_default] => 
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                    [path] => /var/www/html/occ/webroot/pub/media/catalog/product/m/a/made_in_usa_-_copy_7_1.jpg
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)