rails--rails/activerecord/test/fixtures/subscriptions.yml

webster_awdr:
  id: 1
  subscriber_id: webster132
  book_id: 1
webster_rfr:
  id: 2
  subscriber_id: webster132
  book_id: 2
alterself_awdr:
  id: 3
  subscriber_id: alterself
  book_id: 1