| category | | required | true |
|---|
| description | "On which screen this session is started/ended. Currently we don't have a reliable way to identify the screen when users start a session." |
|---|
| type | "string" |
|---|
| enum | |
|---|
|
|---|
| label | | required | false |
|---|
| description | "On which element of that screen this session is started/ended." |
|---|
| type | "string" |
|---|
|
|---|
| action | | required | true |
|---|
| description | "Identifies the context in which the event was created." |
|---|
| type | "string" |
|---|
| enum | | "session_start" |
| "session_end" |
|
|---|
|
|---|
| measure_time | | required | false |
|---|
| description | "When action='session_end', this is the interval in seconds between session_start and session_end.
When action='session_start', this is NULL." |
|---|
| type | "integer" |
|---|
|
|---|
| page_load_latency_min | | required | false |
|---|
| description | "Minimum latency, in milliseconds, of loading an article from the network." |
|---|
| type | "integer" |
|---|
|
|---|
| page_load_latency_max | | required | false |
|---|
| description | "Maximum latency, in milliseconds, of loading an article from the network." |
|---|
| type | "integer" |
|---|
|
|---|
| page_load_latency_average | | required | false |
|---|
| description | "Average latency, in milliseconds, of loading articles from the network." |
|---|
| 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." |
|---|
| type | "string" |
|---|
| required | true |
|---|
|
|---|
