Wix Facebook Pixel

Connect w wix domain to Facebook Pixel? ۔

My friends are stupid Need a premium domain and I bought one with Wax Premium and press FB Pixels to add them to the domain. It says you need to add your domain and I'm looking for it. They told me I need to buy another domain from the site to add my Wix domain, what do I not understand?

Wix Facebook Pixel

Connect Wix domain to Facebook Pixel? 3
My friends are stupid Need to get premium with domain and buy wax premium with one. To get the domain, so I press fb pixel to add my wix domain, I don't understand my wix?