ステーキング

public class CreateAccountAndInitializeStakeExample : IExample
{
    private static readonly IRpcClient rpcClient = ClientFactory.GetClient(Cluster.TestNet);

    private const string MnemonicWords =
        "clerk shoe noise umbrella apple gold alien swap desert rubber truck okay twenty fiscal near talent drastic present leg put balcony leader access glimpse";

    public void Run()
    {
        var wallet = new Wallet.Wallet(new Mnemonic(MnemonicWords));
        rpcClient.RequestAirdrop(wallet.Account.PublicKey, 100_000_000);
        RequestResult<ResponseValue<BlockHash>> blockHash = rpcClient.GetRecentBlockHash();
        ulong minbalanceforexception = rpcClient.GetMinimumBalanceForRentExemption(StakeProgram.StakeAccountDataSize).Result;
        Account fromAccount = wallet.Account;
        Account stakeAccount = wallet.GetAccount(22);

        Authorized authorized = new Authorized()
        {
            Staker = fromAccount,
            Withdrawer = fromAccount
        };
        Lockup lockup = new Lockup()
        {
            Custodian = fromAccount.PublicKey,
            Epoch = 0,
            UnixTimestamp = 0
        };

        Console.WriteLine($"BlockHash >> {blockHash.Result.Value.Blockhash}");

        byte[] tx = new TransactionBuilder()
            .SetRecentBlockHash(blockHash.Result.Value.Blockhash)
            .SetFeePayer(fromAccount)
            .AddInstruction(SystemProgram.CreateAccount(
                fromAccount.PublicKey,
                stakeAccount,
                minbalanceforexception + 42,
                StakeProgram.StakeAccountDataSize,
                StakeProgram.ProgramIdKey))
            .AddInstruction(StakeProgram.Initialize(
                stakeAccount.PublicKey,
                authorized,
                lockup))
            .Build(new List<Account> { fromAccount, stakeAccount });
        Console.WriteLine($"Tx base64: {Convert.ToBase64String(tx)}");
        RequestResult<ResponseValue<SimulationLogs>> txSim = rpcClient.SimulateTransaction(tx);

        string logs = Examples.PrettyPrintTransactionSimulationLogs(txSim.Result.Value.Logs);
        Console.WriteLine($"Transaction Simulation:\n\tError: {txSim.Result.Value.Error}\n\tLogs: \n" + logs);
        RequestResult<string> firstSig = rpcClient.SendTransaction(tx);
        Console.WriteLine($"First Tx Result: {firstSig.Result}");
    }
}