data:extend({
    {
        type = "item",
        name = "some-npp",
        icon = "__some-npp__/graphics/icons/some-npp.png",
        icon_size = 64,
        place_result = "some-npp",
        subgroup = "energy",
        order = "f[nuclear-energy]-e[somenpp]",
        stack_size = 1
    }
})