docs: public static Wallet adaptWallet(Map<String, ANXWallet> anxWallets) {
  
      List<Balance> balances = new ArrayList<>();
  
      for (ANXWallet anxWallet : anxWallets.values()) {
        Balance balance = adaptBalance(anxWallet);
        if (balance != null) {
          balances.add(balance);
        }
      }
      return new Wallet(balances);
    }