iptc - SERP Analysis

https://iptc.org/

https://iptc.org/standards/photo-metadata/

https://en.wikipedia.org/wiki/IPTC_Information_Interchange_Model

https://opensource.contentauthenticity.org/docs/manifest/iptc-properties/

https://www.iptcnet.org/

https://iptc.org/standards/photo-metadata/iptc-standard/

https://www.iptc.dog/

https://iptc.org/about-iptc/

https://support.d-imaging.sony.co.jp/app/iptc/en/