ImagesResponse

{
    "created": 0,
    "data": [
        {
            "b64_json": "string",
            "url": "http://example.com",
            "property1": "string",
            "property2": "string"
        }
    ],
    "output_format": "webp",
    "background": "opaque",
    "usage": {
        "input_tokens": 0,
        "output_tokens": 0,
        "total_tokens": 0,
        "property1": "string",
        "property2": "string"
    },
    "property1": "string",
    "property2": "string"
}