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");