curl --request POST \
  --url https://api.nuwebgroup.com/v1/guestdata \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "events": [
    {
      "syncData": null,
      "limit": 100,
      "id": 1
    },
    {
      "syncData": null,
      "limit": 100,
      "id": 2
    }
  ]
}
'

{
  "content": {
    "guestLists": [
      {
        "id": 1,
        "eventId": 1,
        "name": "Standard Guest List",
        "description": "Guest list description"
      },
      {
        "id": 2,
        "eventId": 1,
        "name": "VIP Guest List",
        "description": "Guest list description"
      }
    ],
    "guests": [
      {
        "id": 1,
        "barcode": "HFGR22USDJ34DF",
        "eventId": 1,
        "guestListId": 1,
        "name": "John",
        "surname": "Doe",
        "email": "[email protected]",
        "orderReference": "RO3PMNGE1N",
        "numOfGuests": 8,
        "attended": 2,
        "price": 1000,
        "registrationStatus": "valid",
        "registeredBy": "Staff User",
        "notes": null,
        "attendedModification": "2021-01-01T00:00:00.000Z",
        "modificationDate": "2021-01-01T00:00:00.000Z",
        "currencySymbol": "£",
        "orderNotes": null
      },
      {
        "id": 2,
        "barcode": "GHER45ADS45F2QWE",
        "eventId": 1,
        "guestListId": 2,
        "name": "John",
        "surname": "Smith",
        "email": "[email protected]",
        "orderReference": "RO3PMNGE1N",
        "numOfGuests": 8,
        "price": 1000,
        "attended": 4,
        "registrationStatus": "valid",
        "registeredBy": "Staff User",
        "notes": null,
        "attendedModification": "2021-01-01T00:00:00.000Z",
        "modificationDate": "2021-01-01T00:00:00.000Z",
        "currencySymbol": "£",
        "orderNotes": null
      }
    ]
  }
}