Activity Vocabulary - Object

link:: https://www.w3.org/TR/activitystreams-vocabulary/#dfn-object

• Describes an object of any kind. The Object type serves as the base type for most of the other kinds of objects defined in the Activity Vocabulary
• Properties
  • attachment | attributedTo | audience | content | context | name |endTime | generator | icon | image | inReplyTo | location | preview |published | replies | startTime | summary | tag | updated | url | to | bto| cc | bcc | mediaType | duration