That sucks, you should be able to get another box from your provider. Just give them a call and take a couple of pics. Doesn't hurt to ask.
I've had them do that to me as well, except when I opened my door to leave there was a hole in the box and there were 100s of crickets running around at...
On my mesh cage, I put zip ties through the vine and then the zip ties are small enough that you could thread them through the mesh to close the zip tie.