Program.cs

//using Arbitrum.DataEntities;
//using Arbitrum.Utils;
//using Microsoft.Extensions.Configuration;
//using Nethereum.Web3;
//using Nethereum.Web3.Accounts;
//using SharedSettings;
//using static Arbitrum.DataEntities.NetworkUtils;
//using Arbitrum.Message;

//class Program
//{
//    static async void Main(string[] args)
//    {
//        IConfiguration configuration = ConfigurationHelper.LoadConfiguration();

//        // Read values from appsettings.json
//        var devnetPrivKey = configuration["DevelopmentSettings:DEVNET_PRIVKEY"];
//        var l1Rpc = configuration["DevelopmentSettings:L1RPC"];
//        var l2Rpc = configuration["DevelopmentSettings:L2RPC"];

//        // Set up L1 wallet connected to provider
//        var account = new Account(devnetPrivKey);
//        var l1Web3 = new Web3(account, l1Rpc);
//        var l2Web3 = new Web3(l2Rpc);

//        var l1Signer = new SignerOrProvider(account, l1Web3);
//        var l2Signer = new SignerOrProvider(account, l2Web3);

//        Console.WriteLine("Outbox Execution");

//        // Add the default local network configuration to the SDK
//        AddDefaultLocalNetwork();

//        // We start with a txn hash; we assume this is a transaction that triggered an L2 to L1 Message on L2
//        if (args.Length == 0)
//        {
//            throw new ArgumentException("Provide a transaction hash of an L2 transaction that sends an L2 to L1 message");
//        }

//        var txnHash = args[0];
//        if (!txnHash.StartsWith("0x") || txnHash.Trim().Length != 66)
//        {
//            throw new ArgumentException($"Hmm, {txnHash} doesn't look like a txn hash...");
//        }

//        // Find the Arbitrum txn from the txn hash provided
//        var receipt = await l2Web3.Eth.Transactions.GetTransactionReceipt.SendRequestAsync(txnHash);
//        var l2Receipt = new L2TransactionReceipt(receipt);

//        // Assuming there's only one outgoing message
//        var messages = await l2Receipt.GetL2ToL1Messages(l1Signer);
//        var l2ToL1Msg = messages.FirstOrDefault();

//        // Check if already executed
//        if (await l2ToL1Msg.StatusBase(l2Signer) == L2ToL1MessageStatus.EXECUTED)
//        {
//            Console.WriteLine("Message already executed! Nothing else to do here");
//            return;
//        }

//        // Wait until the L2 block is confirmed on L1
//        var timeToWaitMs = 1000 * 60;
//        Console.WriteLine("Waiting for the outbox entry to be created. This only happens when the L2 block is confirmed on L1, ~1 week after its creation.");
//        await l2ToL1Msg.WaitUntilReadyToExecuteBase(l2Signer);
//        Console.WriteLine("Outbox entry exists! Trying to execute now");

//        // Execute the message in its outbox entry
//        var res = await l2ToL1Msg.Execute(l2Signer);
//        var rec = await res.(l2Web3);
//        Console.WriteLine("Done! Your transaction is executed", rec.TransactionHash);
//    }   
//}