How separate Radius Request By Domain

I have I BRAS mikrotik I want Sperate PPP users Authentication by Domain to two Different Radius Server How impelemnt This by mikrotik ???My BRAS IS router CCR1072

THX

Create 2 “RADIUS” client profiles ? Each with their own “realm” to make the split ?

Eg myuser@realm1 can go do RADIUS1 and myuser@realm2 can go to RADIUS2

https://wiki.mikrotik.com/wiki/Manual:RADIUS_Client