Check original page in browser - it tells that video is unavailable, you must do that too instead if giving link to it.
I've checked, this is info is available from IV editor: <meta itemprop="blocked" content="true" data-js-plugin="asset-availability" data-text-blocked="Video nicht verfügbar">
Declined by admin
Type of issue
IV page is missing essential content
Reported
Mar 22, 2019
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I've checked, this is info is available from IV editor:
<meta itemprop="blocked" content="true" data-js-plugin="asset-availability" data-text-blocked="Video nicht verfügbar">