@Daadhi Tarree is 55% Oromo 45% Somali on 23&me and just like you he was encouraged to do big Y testing and get on Yfull to see if his E-V32 is of Somali or Oromo variant. He is now on Yfull under the Oromo Arsi branch of E-V32.
This is the outcome of marrying Oromos. Dadkaan guurkooda ha la iska dhaafo.