# CreateAssetVariantInput > Input in domain **Assets** - HTML: [CreateAssetVariantInput.html](CreateAssetVariantInput.html) - Raw SDL: [CreateAssetVariantInput.sdl](CreateAssetVariantInput.sdl) - Covered by: [llms.txt](../llms.txt) ## Input fields - `fileId`: `ID!` — File Id. Signed Id returned in `uploadFile`. - `assetId`: `ID!` — `Asset` Id. Currently, only `Assets` from Logo and Icon `Library` type are supported. - `key`: `String!` — `AssetVariant` key composed of the color space and the file extension. Examples: RGB:JPG, CMYK:SVG