This page defines the spec for the RESTBase summary endpoint response format. 

Summary response is a JSON object with the following fields:

Name Type Description
title string Normalized title of the page
displaytitle string Display title of the page
pageid integer MediaWiki id of the page
extract string First several sentences of an article in plain text
extract_html string First several sentences of an article in HTML
description string Wikidata description of the page
thumbnail object A thumbnail of the lead image from the page
thumbnail.uri string Thumbnail image URI
thumbnail.width integer Thumbnail width
thumbnail.height integer Thumbnail height
originalimage object The lead image from the page as it was uploaded
originalimage.uri string Original image URI
originalimage.width integer Original width
originalimage.height integer Original height
lang string Page language code
dir enum Page language direction ("ltr", "rtl")
timestamp datetime The time when the page was last edited in the ISO 8601 format
coordinates object The primary coordinates if there is one associated with the page
coordinates.lat decimal The latitude of the primary coordinate
coordinates.lon decimal The longitude of the primary coordinate