I have test printed with PLA filament and 0.2mm layer height.
I recommend wet sanding the surface of the stamp, since it make the surface flat and the ink becomes sticks evenly on it.
<road vehicles> ambulance, articulated lorry, auto rickshaw, automobile, bicycle, bus, delivery truck, fire engine, minibus, motor scooter, pickup truck, police car, racing car, racing motorcycle, recreational vehicle, tractor, tram car, trolleybus,
<trains> high-speed train, high-speed train with bullet nose, light rail, railway car, steam locomotive,
<boats> ferry, motor boat, passenger ship, sailboat, speedboat,
<flying vehicles> airplane, flying saucer, helicopter, rocket, small airplane
You can find other collections of Noto Emoji stamps here↓
https://www.printables.com/social/555370-mao-hira/collections/492682
The author marked this model as their own original creation.