FactItemStats

accuracyPercentage
Type: number
required

Historical accuracy rate for this fact as a decimal from 0 to 1
consecutiveCorrect
Type: integer
required

Current streak of consecutive correct answers for this fact
consecutiveIncorrect
Type: integer
required

Current streak of consecutive incorrect answers for this fact
factId
Type: string
required
factSetId
Type: string
required
factSetName
Type: string
required
lastSeenUtc
Type: stringFormat: date-time
required

ISO timestamp when this fact was last presented to the user
nextReviewTime
Type: string | nullFormat: date-time
required

ISO timestamp when this fact should next be reviewed (null if not applicable)
repetitionState
Type: enum
required

Spaced repetition timing state for this fact

values
None = NONETooSoon = TOO_SOONOptimal = OPTIMALTooLate = TOO_LATE
stageType
Type: enum
required

Learning stage type

values
groundingassessmentpracticereviewrepetitionmastered