def list(return_recognition_model:false, custom_headers:nil)
      response = list_async(return_recognition_model:return_recognition_model, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
def list(return_recognition_model:false, custom_headers:nil)
      response = list_async(return_recognition_model:return_recognition_model, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
List face lists’ faceListId, name, userData and recognitionModel. <br />
 To get face information inside faceList use [FaceList -
 Get](/docs/services/563879b61984550e40cbbe8d/operations/563879b61984550f3039524c)


 @param return_recognition_model [Boolean] A value indicating whether the
 operation should return 'recognitionModel' in response.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.

 @return [Array] operation results.