How can I do a group system like in Tokyo Ghoul: Bloody Nights?

table = {"Name","Pass","Logo"} 
    ds = game:GetService("DataStoreService"):GetDataStore("Group") 
     
    for index,value in pairs (table) do
        
        ds:UpdateAsync(index, function() return value end) 
    end

Let's use this script as an example,

I wanted to create a group system where you can create a group or join them.

What the problem is how can I save the name, pass, and logo when you click "Create" or on button click