Attribute

{
    "count": 0,
    "label": "string",
    "mentions": [
        {
            "is_negated": true,
            "label": "string",
            "locations": [
                {
                    "index": 0,
                    "length": 0,
                    "offset": 0
                }
            ],
            "negating_phrase": "string"
        }
    ]
}