Hi! @rcheesley, again thanks for your support, your guidance was very important to me.
Thanks a lot, with you help, I could solved it.
In order to help other people that may need it, I have made the screenshot bellow to clarify what was the steps done on G Site and Mautic in order to have it working.
Please, access it here: https://pasteboard.co/IUwnGjm.png
Thanks again and best regards,