# GetMetaDataByRatingKeyResponseBody The metadata of the library item. ## Fields | Field | Type | Required | Description | | ------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------- | | `mediaContainer` | [?Operations\GetMetaDataByRatingKeyMediaContainer](../../Models/Operations/GetMetaDataByRatingKeyMediaContainer.md) | :heavy_minus_sign: | N/A |