# Field ## Fields | Field | Type | Required | Description | Example | | ------------------ | ------------------ | ------------------ | ------------------ | ------------------ | | `key` | *Optional[str]* | :heavy_minus_sign: | N/A | label | | `title` | *Optional[str]* | :heavy_minus_sign: | N/A | Label | | `type` | *Optional[str]* | :heavy_minus_sign: | N/A | tag | | `sub_type` | *Optional[str]* | :heavy_minus_sign: | N/A | bitrate |