Schema:MobileWikiAppABTest

PHP logging

EventLogging::logEvent( 'MobileWikiAppABTest', 19990870, $event );

extension.json setup for JavaScript logging

{
	"attributes": {
		"EventLogging": {
			"Schemas": {
				"MobileWikiAppABTest": 19990870
			}
		}
	}
}

JavaScript logging

mw.track( 'event.MobileWikiAppABTest', { /* ... */ } );
From Meta, a Wikimedia project coordination wiki
Revision 19990870
description"Events that comprise one or more A/B tests being conducted in the app."
properties
test_group
description"Event identifier of the testing group to which this user belongs."
type"string"
requiredtrue
app_install_id
description"Randomly generated UUID that is unique to each app install, which can be used to cross-reference the same app install across different schemas."
type"string"
requiredtrue
client_dt
description"Client-side ISO-8601-formatted date-time at which this event occurred."
type"string"
requiredtrue