TrainCart Sign

Traincarts signs are as follows:

At the top should be the same as for other signs in TrainCarts.
The sign only works if it has power.

next up should be photo
This follows with the name of your layout file! (without the .json)
All names are case-sensitive. Keep that in mind!

[!train]
photo
{layout name}

You can finish the sign like this. When a cart drives over it, the picture will be dropped at the location of the sign