cloudinary.url().transformation(new Transformation()
  .width(150).height(150).gravity("face").crop("thumb").chain()
  .radius(20).chain()
  .effect("sepia").chain()
  .overlay(new Layer().publicId("cloudinary_icon_blue")).gravity("south_east").x(5).y(5).width(50).opacity(60).effect("brightness:200").chain()
  .angle(10)).secure(true).imageTag("front_face.png");