# MarkUnplayedResponseBody Unauthorized - Returned if the X-Plex-Token is missing from the header or query. ## Fields | Field | Type | Required | Description | | ----------------------------------------------------------------------- | ----------------------------------------------------------------------- | ----------------------------------------------------------------------- | ----------------------------------------------------------------------- | | `Errors` | List<[MarkUnplayedErrors](../../Models/Requests/MarkUnplayedErrors.md)> | :heavy_minus_sign: | N/A |