# AddPlaylistContentsMediaContainer ## Fields | Field | Type | Required | Description | Example | | -------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------- | | `size` | *Optional\* | :heavy_minus_sign: | N/A | 1 | | `leafCountAdded` | *Optional\* | :heavy_minus_sign: | N/A | 1 | | `leafCountRequested` | *Optional\* | :heavy_minus_sign: | N/A | 1 | | `metadata` | List\<[AddPlaylistContentsMetadata](../../models/operations/AddPlaylistContentsMetadata.md)> | :heavy_minus_sign: | N/A | |