References: - [Schema.org: ImageObject](https://schema.org/ImageObject) - [Google: Images SEO](https://developers.google.com/search/docs/appearance/structured-data/image-license-metadata) Potential fields: - [ ] [caption](https://schema.org/caption) - [ ] [exifData](https://schema.org/exifData) - [ ] [contentUrl](https://schema.org/contentUrl) - [ ] [embedUrl](https://schema.org/embedUrl) - [ ] [author](https://schema.org/author) - [ ] [editor](https://schema.org/editor) - [ ] [license](https://schema.org/license) - [ ] [contentLocation](https://schema.org/contentLocation) - [ ] [locationCreated](https://schema.org/locationCreated) - [ ] [copyrightHolder](https://schema.org/copyrightHolder) - [ ] [copyrightNotice](https://schema.org/copyrightNotice) - [ ] [copyrightYear](https://schema.org/copyrightYear) - [ ] [dateCreated](https://schema.org/dateCreated) - [ ] [dateModified](https://schema.org/dateModified) - [ ] [datePublished](https://schema.org/datePublished) - [ ] [publicationPublication](https://schema.org/publicationPublication) - [ ] [publisherOrganization](https://schema.org/publisherOrganization) - [ ] [publisherImprint](https://schema.org/publisherImprint) - [ ] [publishingPrinciples](https://schema.org/publishingPrinciples) - [ ] [sourceOrganization](https://schema.org/sourceOrganization) - [ ] [spatial](https://schema.org/spatial) - [ ] [thumbnail](https://schema.org/thumbnail) - [ ] [thumbnailUrl](https://schema.org/thumbnailUrl) - [ ] [usageInfo](https://schema.org/usageInfo)
References:
Potential fields: