stack_wallet/lib/models/ethereum/eth_token.dart

class EthToken {
  EthToken({
    required this.contractAddress,
    required this.name,
    required this.symbol,
    required this.decimals,
    required this.balance,
  });

  final String contractAddress;
  final String name;
  final String symbol;
  final int decimals;
  final int balance;

  @override
  String toString() {
    return "$runtimeType: { "
        "name: $name, "
        "symbol: $symbol, "
        "contractAddress: $contractAddress, "
        "decimals: $decimals, "
        "balance: $balance"
        " }";
  }
}