[
    {
        "id": 1,
        "type": "after_effect",
        "after_effect_type": [
            "light_source"
        ],
        "fg_object": "a hand holding a flashlight"
    },
    {
        "id": 3,
        "type": "after_effect",
        "after_effect_type": [
            "light_source"
        ],
        "fg_object": "a man"
    },
    {
        "id": 5,
        "type": "after_effect",
        "after_effect_type": [
            "shadow",
            "reflection"
        ],
        "fg_object": "a insect"
    }
]