I would like to add 'Search Capability' to a XTendM3 Extension Table(s), but the Table(s) are not showing up in "M3 Function Search Administration" as expected.
I have added the Table to MNS120 as well to make sure it is defined.
When searching it does not show up:

I would like to create a, searchable, Custom API against the Table, like below.

Maybe I need submit an enhancement, but just wanted to confirm that I am not missing something first.