code: public CoinbaseUser updateCoinbaseUser(CoinbaseUser user) throws IOException {
  
      final CoinbaseUser updatedUser =
          coinbase.updateUser(
              user.getId(),
              user,
              exchange.getExchangeSpecification().getApiKey(),
              signatureCreator,
              exchange.getNonceFactory());
      return handleResponse(updatedUser);
    }
docs: Authenticated resource that lets you update account settings for the current user. Use {@link
  #getCoinbaseUsers()} to retrieve the current user first.
  
  @param user {@code CoinbaseUser} with new information to be updated.
  @return The current {@code CoinbaseUser} with the requested updated account settings.
  @throws IOException
  @see <a
  href="https://coinbase.com/api/doc/1.0/users/update.html">coinbase.com/api/doc/1.0/users/update.html</a>