Attendee List
GET /api/v1/event/attendees/?format=api&ordering=extras
{
"count": 0,
"next": null,
"previous": null,
"results": []
}GET /api/v1/event/attendees/?format=api&ordering=extras
{
"count": 0,
"next": null,
"previous": null,
"results": []
}