auth(String.t, String.t) :: tuple
create_bank_account(:gb, String.t, map) :: tuple
create_card(map) :: tuple
create_payin(:bankwire_direct | :card_direct, map) :: tuple
create_refund(:payin | :transfer, String.t, map) :: tuple
create_wallet(map) :: tuple
get_payin(String.t) :: tuple
list_users() :: tuple