SessionSummaryOutput

Total duration of the session in seconds

Timestamp when the session ended

Whether the session was proctored. Populated only for a single owning session; null for aggregate summaries that span multiple sessions.

S3 key of the session recording, null if no recording exists

Timestamp when the session was quarantined (revoked), or null when it is not revoked. Downstream fail-closed consumers read this to distinguish a quarantined session from one that is not yet materialized.

Timestamp when the session started

Academic subject attributed to this learning session. The single-subject app shortcut is written when the sitting is created and again at vision-end. Null means the app does not declare exactly one subject and the sitting has not been through a vision-end upsert. Unknown is an explicit value meaning looked and could not say. Values: Reading, Language, Vocabulary, Social Studies, Writing, Science, FastMath, Math, Unknown.

How subject was decided: app (single-subject LTI application shortcut), xp (first XP earned in the session), activity (curriculum activity the parser recorded as AssignableEvent Completed), assessment (agreed Alpha Test line-item or assessment name), journal (vision journal classification), enrollment (the student's app-scoped course enrolment on the session date), or none (fallback Unknown). Null when subject is null.

Alpha Test attempt identities for this session. Empty for non-Alpha-Test sessions and for aggregate summaries that span multiple sessions.

Total waste duration of the session in seconds

Percentage of session time that was waste (0-100)

Opaque session metadata object