API ReferenceBill PaymentsGet BillCopy pageGET///v2/bill-pay/bills/:external_id/Get a specific Bill by ID.Path parametersexternal_idstringRequiredResponseidstringformat: "uuid"consumer_idstringformat: "uuid"sending_account_idstringformat: "uuid"namestring<=255 charactersreceiver_namestring<=255 charactersaccount_numberstringaccount_routing_numberstring