# Channel ## Fields | Field | Type | Required | Description | | -------------------- | -------------------- | -------------------- | -------------------- | | `title` | *Optional\* | :heavy_minus_sign: | N/A | | `callSign` | *Optional\* | :heavy_minus_sign: | N/A | | `channelVcn` | *Optional\* | :heavy_minus_sign: | N/A | | `hd` | *Optional\* | :heavy_minus_sign: | N/A | | `identifier` | *Optional\* | :heavy_minus_sign: | N/A | | `key` | *Optional\* | :heavy_minus_sign: | N/A | | `language` | *Optional\* | :heavy_minus_sign: | N/A | | `thumb` | *Optional\* | :heavy_minus_sign: | N/A |