Rooting Nexus 7 2013 Marshmallow with wiping?

[Spaz888]

I have my bootloader already unlocked as I installed a brand new factory image from Google's website. However, I have since then reinstalled manually something like 150+ apps.

Is there a way of rooting now without wiping?

 

[B. Diddy]

Moved to the Nexus 7 (2013) Rooting forum.