A novel the user has viewed, sent as view history.
ID of the viewed novel.
When the novel was viewed. A Date is formatted as ISO 8601 with milliseconds and the local UTC offset (e.g. 2026-10-14T23:23:55.960+09:00); a string is sent as-is.
Date
2026-10-14T23:23:55.960+09:00
A novel the user has viewed, sent as view history.