Insert 2mm acylic or glass plate size 153x103mm and your favorite picture. Lock with screws and insert legs.
Or insert wooden board, cardboard or metal and use it as a small table. Thickness should be about 1 to 3mm.
0.4 nozzle, 0.2 layer height, 15% infill. PETG suggested for screws. You might need a ~5mm brim for legs. About 7 hours print time and about 80 gram in total.
The author hasn't provided the model origin yet.