docs: public AbucoinsAccount[] getAbucoinsAccounts() throws IOException {
      AbucoinsAccounts accounts =
          abucoinsAuthenticated.getAccounts(
              exchange.getExchangeSpecification().getApiKey(),
              signatureCreator,
              exchange.getExchangeSpecification().getPassword(),
              timestamp());
  
      if (accounts.getAccounts().length == 1 && accounts.getAccounts()[0].getMessage() != null)
        throw new ExchangeException(accounts.getAccounts()[0].getMessage());
      return accounts.getAccounts();
    }