I found a case that works for the gotenna mesh. It is on thingiverse. https://www.thingiverse.com/thing:961949
I used Cura to double its size and convert the files to g-code. It slices the object and gives directions to the 3D printer.
Here is my LulzBot Taz 5. It took a little over 5 hours to print the case out of ABS plastic.
And the finished product