A Railsr card programme (BIN range, scheme, currency).
@type t() :: %Railsr.Types.CardProgramme{ card_programme_id: String.t() | nil, card_type: String.t() | nil, created_at: String.t() | nil, currency: String.t() | nil, customer_id: String.t() | nil, name: String.t() | nil, scheme: String.t() | nil }