Returns a list of company-specific user-specific subscriptions
[ {"ccb_name":"MANEKI NEKO: Githup monthly payment", created_at: "28/05/21 12:28"}, {"ccb_name":"MANEKI NEKO: Soups Inc yearly payment", created_at: "28/05/21 12:28"} ]
Returns a list of last 20 receipts for the subscription
[ {"description":"MANEKI NEKO: Soups Inc yearly payment", "date":"2021-03-18", "total":"154.36 EUR", "href":"#receipts/122/edit"}, {"description":"MANEKI NEKO: Fancy kitty monthly subscription", "date":"2021-11-12", "total":"14.82 EUR", "href":"#receipts/123/edit"} ]