The fusebox is on the passenger side underneath a piece of fabric held together by two clips.
I hardwired my dashcam there.
This video is about cabin filter but is good enough to show you where the fusebox is.
https://www.youtube.com/watch?v=kfNb...Aw0z6j&index=5
In this video 3:49 you can see the two clips, at 5:09 that's the fusebox at the back.