{
    "key": "tower:construction",
    "type": "combo",
    "label": "Construction",
    "placeholder": "Guyed, Lattice, Concealed, ...",
    "icons": {
        "freestanding": "roentgen-tube",
        "guyed_lattice": "roentgen-lattice_guyed",
        "guyed_tube": "roentgen-tube_guyed",
        "lattice": "roentgen-lattice",
        "dish": "fas-satellite-dish"
    }
}