Indicates an entity that describes an icon for this object. The image should have an aspect ratio of one (horizontal) to one (vertical) and should be suitable for presentation at a small size. W3C

Examples

[“{“@context”:”https://www.w3.org/ns/activitystreams”,”summary”:”A simple note”,”type”:”Note”,”content”:”This is all there is.”,”icon”:{“type”:”Image”,”name”:”Note icon”,”url”:”http://example.org/note.png”,”width”:16,”height”:16}}”, “{“@context”:”https://www.w3.org/ns/activitystreams”,”summary”:”A simple note”,”type”:”Note”,”content”:”A simple note”,”icon”:[{“type”:”Image”,”summary”:”Note (16x16)”,”url”:”http://example.org/note1.png”,”width”:16,”height”:16},{“type”:”Image”,”summary”:”Note (32x32)”,”url”:”http://example.org/note2.png”,”width”:32,”height”:32}]}”]