Modify email confirmation

Questions and Answers Strapi Backend
1
System Information
  • Strapi Version: 4.4.5
  • Operating System: ubuntu 18.04
  • Database: sqlite / postgres
  • Node Version: 16.17.0
  • NPM Version: 8.15.0
  • Yarn Version: 1.22.19

I am using email confirmation upon signup. I would like to do something once user confirmed his / her email. How to achieve this from strapi backend?

Thank you.