DetectFacesRequest.thumbnail constructor
      
      DetectFacesRequest.thumbnail(
    
- Uint8List image
Creates a request for a cropped portrait of the person whose face is the most central in the image in the original size.
image - Image base64.
Implementation
DetectFacesRequest.thumbnail(Uint8List image)
    : _image = image,
      _scenario = DetectFacesScenario.THUMBNAIL;