class ProposalContract extends BaseContract {

    public RemoteCall<CallResponse<BigInteger>> getActiveVersion() {
        Function function = new Function(FunctionType.GET_ACTIVE_VERSION);
        return executeRemoteCallObjectValueReturn(function, BigInteger.class);
    }

    private  ProposalContract(String contractAddress, Web3j web3j);
    private  ProposalContract(String contractAddress, long chainId, Web3j web3j, Credentials credentials);
    private  ProposalContract(String contractAddress, Web3j web3j, TransactionManager transactionManager);

}