In these posts, people mention 100 Keys per Shared Group Data:
https://community.playfab.com/answers/1712/view.html
https://community.playfab.com/questions/45326/userdata-limits.html
But in the Game Manager/Title Settings/Limits tab, it seems there is no such description.
Is there any restriction about the number of keys you can have in a Shared Group nowadays? How about the total number of Shared Groups you can have?