Rippling above belly button 14 months post muscle repair, umbilical hernia and tummy tuck. How can this be fixed? (Photos)

14 months ago, I had muscle repair, umbilical hernia and tummy tuck. I’ve had 3 big baby with 3 csections. Being already athletic, with little fat and excess skin, I was pulled really tight. However, now I’m noticing rippling above my belly button. What could this be?