UsageSubjectsEnvelope

{
    "success": true,
    "data": {
        "period": "string",
        "subjects": [
            {
                "subjectId": "68460e63-0717-47f9-8fd8-d28f152cb30b",
                "externalId": "string",
                "features": {
                    "site_build": 42
                }
            }
        ],
        "limit": 0,
        "hasMore": true,
        "nextCursor": "string"
    }
}