FollowupCreate

{
    "deal_id": "11111111-1111-4111-8111-111111111111",
    "due_at": "2019-08-24T14:15:22.123Z",
    "owner_user_id": "65139110-7c3c-4777-b692-80c218be3b9d",
    "task_type": "string",
    "priority": "string",
    "note": "string",
    "expected_version": 1
}