Tutorial: Root Shield Android TV (2017; 16GB)

We are rooting the Shield Android TV (2017; 16GB SKU) running Android 7.0 (aka Nougat).  This should work on all builds of Nougat moving forward.  Looking for the Shield TV (2015; 16GB SKU) tutorial?  Click here.  Looking for the 500GB SKU tutorial?  Click here.