List staff

curl --request GET \
  --url https://gateway-api.guardhousehq.com/api/external/staffs \
  --header 'Authorization: Bearer <token>'

{
  "status": {
    "code": 123,
    "errorMessage": "<string>"
  },
  "data": [
    {
      "id": 123,
      "firstName": "<string>",
      "lastName": "<string>",
      "middle": "<string>",
      "email": "jsmith@example.com",
      "mobile": "<string>",
      "employeeId": "<string>",
      "accessPriviledge": "<string>",
      "subcontractorName": "<string>",
      "employeeReferenceNumber": "<string>",
      "gender": "<string>"
    }
  ],
  "count": 123,
  "message": "<string>",
  "errors": [
    {
      "code": 100,
      "message": "<string>"
    }
  ],
  "nextPageParameter": "<string>",
  "prevPageParameter": "<string>"
}