"Which particular action triggered this event.
On explore view, actions on feed cards:
- impression: The feed card is shown.
- open_card: Users tap to open the card detail view.
- dismiss: Users tap on 'Hide this card'.
- retain: Users tap on 'Undo' on the hidden card.
- refresh: Users refresh the feed by swiping down at the top of the screen.
Actions on articles of feed cards:
- preview: Users 3D press to preview the article.
- read_start: Users tap to read the article.
- share_tap: Users tap the share button in the UI (does not necessarily mean that sharing was completed successfully).
Actions after users open feed cards detail view:
- close_card: Users tap to close the card detail view."
type
"string"
enum
"impression"
"open_card"
"dismiss"
"retain"
"refresh"
"preview"
"read_start"
"share_tap"
"close_card"
measure_age
required
false
description
"0 based age of the feed. 0 represents today, 1 represents yesterday, etc."
type
"integer"
measure_position
required
false
description
"0 based index for the articles in a single card."
type
"integer"
measure_time
required
false
description
"When action=close_card/read_start/open_map (i.e. when users leave the feed detail view), time spent in seconds in feed detail view since open/back to the card."
type
"integer"
measure_max_viewed
required
false
description
"When action=close_card/read_start/open_map (i.e. when users leave the feed detail view), percent of the page height that was reached since open/back to the card."
type
"integer"
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"
required
true
primary_language
description
"User's primary language."
type
"string"
required
true
is_anon
description
"True if user has not logged in."
type
"boolean"
required
true
event_dt
description
"Client-side ISO-8601-formatted date-time at which this event occurred."
type
"string"
required
true
session_id
description
"A unique identifier randomly generated per session."
