{
    "id": 1019,
    "source_image": "in/1019_f22.JPG",
    "source_av": 22.0,
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        "gt/1019/1019_f3.2.JPG",
        "gt/1019/1019_f6.3.JPG",
        "gt/1019/1019_f18.JPG"
    ],
    "target_avs": [
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        3.2,
        6.3,
        18.0
    ],
    "focal_length": 50,
    "ISO": 100,
    "EV": 10.125,
    "focus_plane_distance": 1.245,
    "focus_plane_uncertainty": 0.05500000000000005
}