Here is a zoomed in photo of his hand, now there is another post which talks about how the square pixel of the E is so obvious that its definitely photo-shopped. Well Here is the behind the scenes photo that looks to be an instagram story photo.
Now if you zoom in on this picture guess what you will find
Absolutely no E. Now because this is an instagram story photo there is almost no way to photoshop a live photo. Also if it really was there why would they photoshop it out for a behind the scenes photo?