Cura/resources/machines/ultimaker.json

{
    "id": "ultimaker_base",
    "version": 1,
    "visible": false,
    "name": "Ultimaker",
    "manufacturer": "Ultimaker",
    "author": "Ultimaker",
    "inherits": "fdmprinter.json",

    "machine_preferences": {
        "prefered_profile": "Normal Quality",
        "prefered_variant": "0.4 mm",
        "prefered_material": "PLA"
    }
}