def find_faces(cache_image:nil, custom_headers:nil)
      response = find_faces_async(cache_image:cache_image, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
def find_faces(cache_image:nil, custom_headers:nil)
      response = find_faces_async(cache_image:cache_image, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
Returns the list of faces found.

 @param cache_image [Boolean] Whether to retain the submitted image for future
 use; defaults to false if omitted.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.

 @return [FoundFaces] operation results.