I’m going to be cynical and realistic
This was for record boost sales, if Nicki had any decent singing ability she would too be doing a tribute.

Now, I didn’t listen to it all because mid way through the second verse it was apparent that she was going to remain void of soul so decided to cut my losses.
As someone said in another post
Jojo, Jessie J or Kelly Clarksin would’ve tore this up. I even think that Joss Sone would’ve done a more soulful rendition.