SiteSession

{
    "id": "string",
    "state": "Started",
    "startDate": "2019-08-24T14:15:22.123Z",
    "endDate": "2019-08-24T14:15:22.123Z",
    "cancelDate": "2019-08-24T14:15:22.123Z",
    "paymentUserIdentity": {
        "id": "string"
    },
    "site": {
        "id": "string",
        "name": "string"
    }
}