[BUG] Text Display Information Missing From JSON

[Dearliet]

background_alpha, background_color and line_width are missing in text display nodes.

"6624e543-2e03-2b92-a7cb-a6aa05c971ed": {
    "type": "text_display",
    "name": "text_display",
    "safe_name": "text_display",
    "uuid": "6624e543-2e03-2b92-a7cb-a6aa05c971ed",
    "parent": "root",
    "text": "Hello World!",
    "align": "center",
    "shadow": false,
    "see_through": false,
    "base_scale": 1,
    "config": {},
    "default_transform": {
        "matrix": [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1],
        "decomposed": {
            "translation": [0, 0, 0],
            "left_rotation": [0, 0, 0, 1],
            "scale": [1, 1, 1]
        },
        "pos": [0, 0, 0],
        "rot": [0, 180, 0],
        "head_rot": [0, 180],
        "scale": [1, 1, 1]
    }
}