@type t() :: %GoodAnalytics.Api.Schemas.VisitorResponse{
  device: term(),
  first_seen_at: term(),
  first_source: term(),
  geo: term(),
  id: term(),
  inserted_at: term(),
  last_seen_at: term(),
  last_source: term(),
  ltv_cents: term(),
  person_email: term(),
  person_external_id: term(),
  person_metadata: term(),
  person_name: term(),
  person_phone: term(),
  status: term(),
  total_events: term(),
  total_pageviews: term(),
  total_sessions: term(),
  updated_at: term(),
  workspace_id: term()
}