Source: Schema.org v30.1 vocabulary. Official embeddedTextCaption property definition.
What does embeddedTextCaption mean?
Represents textual captioning from a [[MediaObject]], e.g. text of a 'meme'.
Parent properties
Used on types (domainIncludes)
Expected value types (rangeIncludes)
Schema.org domainIncludes and rangeIncludes are descriptive guidance, not strict validation prohibitions. Check the official reference for updates.
Related reference
Browse all Schema.org types and properties · Google feature support status