output_metadata.json

{
    "version": "1.0",
    "models": [
        {
            "name": "model",
            "path": "/",
            "description": "export model",
            "purpose": [
                "train"
            ],
            "metrics": [
                {
                    "name": "loss",
                    "value": 0.0
                }
            ]
        }
    ]
}