Perhaps you could just send it privately to someone who is willing to post it (like me.) Manufacturers and the NHTSA have agreed to post all TSBs online, this is probably just too new to show up yet.
This from Consumer Reports,
How to Get a Free Technical Service Bulletin...
Are those a new, smaller "shell" to put the guts of the existing FOB into? I assume the key part does not transfer. If that is so, do you just carry the key separately?