CloudinaryImage("front_face.png").image(secure=True, transformation=[
  {'width': 150, 'height': 150, 'gravity': "face", 'crop': "thumb"},
  {'radius': 20},
  {'effect': "sepia"},
  {'overlay': "cloudinary_icon_blue", 'gravity': "south_east", 'x': 5, 'y': 5, 'width': 50, 'opacity': 60, 'effect': "brightness:200"},
  {'angle': 10}
  ])