Where does it go

61: minetest.register_craft({
62:    output = "shears:raw_rubber 4",
63:    recipe = {
64:        {"default:clay_lump", "default:papyrus", "default:clay_lump"},
65:        {"default:papyrus", "bucket:bucket_water", "default:papyrus"},
66:          {"default:clay_lump", "default:papyrus", "default:clay_lump"},
67:    }
68: })