Help with Template Table Grouping

[Quality_Assuran]

Hi Community, 

I have this table in a template. Is there a way I can separate it in such a way that the Who? column is used to group the rows together in a similar way to how you can do it in the app?

[Suvrutt_Gurjar]

There are a few tips on grouping in templates. One is below. There is one more by @Marc_Dillon  included in that post thread itself.

Grouped list from one table - Google Cloud Community

If you get solution, please like those original tips.