what about if you have already a google sheet with all the information contact & company in the same sheet?
It's okay now, so it wasn't working because one of my columns related to the merge column hadn't run.
https://app.clay.com/workspaces/19532/tables/t_J5nXoNyf4WGr/views/gv_eXoYHsGd6AeA This is my tab, I also try to do the merge column with a formula but it's not working neither
Okay I find a way to do it, and it work