Open the file settings.ini and edit the line "ticketWebsite=wiiu.titlekeys.com" with this "ticketWebsite=wiiu.titlekeys.gq"
This files is in this Address
C:\Users\YOUR USER\AppData\Local\uTikDownloadHelper
I was Testing this Pluggin, it works very well, but after a few minutes the codes didn't work anymore until exit the mision and start again, but it happen every time. i dont know if it was a part of the easter egg
btw i feel this a good time to remind you guys that sea of thieves was made by rare, who also made DKC1-3 and DK64, alongside banjo kazooie and conker's bad fur day