# MarkUnplayedResponseBody Unauthorized - Returned if the X-Plex-Token is missing from the header or query. ## Fields | Field | Type | Required | Description | | ----------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------- | | `errors` | T::Array<[Operations::MarkUnplayedErrors](../../models/operations/markunplayederrors.md)> | :heavy_minus_sign: | N/A |