first_flat:
  product_id: 1
  tariff_id: 1
  tariff_start_date: <%= Date.today.to_s(:db) %>
first_free:  
  product_id: 1
  tariff_id: 2
  tariff_start_date: <%= Date.today.to_s(:db) %>
second_free:
  product_id: 2
  tariff_id: 2
  tariff_start_date: <%= Date.today.to_s(:db) %>