How to attach referral tails to links from Yandex and Vkontakte advertising sites to a site made on the wix and weebly constructor?

Question

Wix

The catch is that programming is limited on sites, because. they are made on the wix or weebly constructor. You can put tags and html code.
Is it possible?
How to do it?
Need a way to screw referral tails.
a letter should be sent to the mail, where in the text, in addition to the data on the name and phone number that the visitor enters on the site, the source (a specific search engine, advertising platform, social network) and the keyword by which he got to the site should also be displayed.
example site podarkipodarcki.wix.com/podarki