Prepare your ID card
Upload a photo of the front of your ID card and after that upload a photo of the back of your ID card. Also fill in your full name which corresponds with the name on your ID card.
Take a selfie
Draw the shown drawing on a sheet, and take a selfie showing both the draw and holding your ID card. Upload the selfie afterwards.
Wait for approval
Your uploaded files will be checked and approved if everything is fine.