When I run this code, I get the following error: Nethereum.JsonRpc.Client.RpcResponseException: 'The method eth_sendTransaction does not exist/is not available:
using System;
using System.Numerics;
using Nethereum.Web3;
using Nethereum.Web3.Accounts;
using Nethereum.Contracts;
using System.Threading.Tasks;
using Nethereum.Hex;
using Nethereum.Hex.HexConvertors;
using Nethereum.Hex.HexTypes;
class Program
{
static async Task Main(string[] args)
{
string rpcUrl = "https://sepolia.infura.io/v3/3909d04f69e5454fb4ba76d8f3729dd7"; // Replace with your Infura URL
string privateKey = "a323fb226863a92fb7be2ae5797c0f21836b3bbcb002b71195d0519a28b6a932"; // Replace with your Ethereum account's private key
var account = new Account(privateKey);
var web3 = new Web3(account, rpcUrl);
string contractAddress = "0x0115a558bdbf0813d10B432A1b0D1Cf26655B13D"; // Replace with your contract's address
var contractAbi = @"[
{
""inputs"": [
{
""internalType"": ""address"",
""name"": ""_buyer"",
""type"": ""address""
},
{
""internalType"": ""address[]"",
""name"": ""_sellers"",
""type"": ""address[]""
},
{
""internalType"": ""string[]"",
""name"": ""_applianceNames"",
""type"": ""string[]""
},
{
""internalType"": ""string[]"",
""name"": ""_applianceTypes"",
""type"": ""string[]""
},
{
""internalType"": ""string"",
""name"": ""_buyerName"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""_buyerSurname"",
""type"": ""string""
},
{
""internalType"": ""string[]"",
""name"": ""_sellerNames"",
""type"": ""string[]""
},
{
""internalType"": ""string[]"",
""name"": ""_sellerSurnames"",
""type"": ""string[]""
},
{
""internalType"": ""string[]"",
""name"": ""_startTimes"",
""type"": ""string[]""
},
{
""internalType"": ""string[]"",
""name"": ""_endTimes"",
""type"": ""string[]""
}
],
""name"": ""ApplianceHire"",
""outputs"": [],
""stateMutability"": ""nonpayable"",
""type"": ""function""
},
{
""inputs"": [
{
""internalType"": ""string"",
""name"": ""dynamicText"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""staticText"",
""type"": ""string""
}
],
""name"": ""emitMessage"",
""outputs"": [
{
""internalType"": ""string"",
""name"": """",
""type"": ""string""
}
],
""stateMutability"": ""nonpayable"",
""type"": ""function""
},
{
""inputs"": [],
""stateMutability"": ""nonpayable"",
""type"": ""constructor""
},
{
""anonymous"": false,
""inputs"": [
{
""indexed"": false,
""internalType"": ""uint256"",
""name"": ""hireID"",
""type"": ""uint256""
},
{
""indexed"": true,
""internalType"": ""address"",
""name"": ""buyer"",
""type"": ""address""
},
{
""indexed"": true,
""internalType"": ""address"",
""name"": ""seller"",
""type"": ""address""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""applianceName"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""applianceType"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""buyerName"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""buyerSurname"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""sellerName"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""sellerSurname"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""startTime"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""endTime"",
""type"": ""string""
}
],
""name"": ""newHire"",
""type"": ""event""
},
{
""anonymous"": false,
""inputs"": [
{
""indexed"": false,
""internalType"": ""uint256"",
""name"": ""transactionId"",
""type"": ""uint256""
},
{
""indexed"": true,
""internalType"": ""address"",
""name"": ""buyer"",
""type"": ""address""
},
{
""indexed"": true,
""internalType"": ""address"",
""name"": ""seller"",
""type"": ""address""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""productName"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""productType"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""productPrice"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""productAmount"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""buyerName"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""buyerSurname"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""sellerName"",
""type"": ""string""
},
{
""indexed"": false,
""internalType"": ""string"",
""name"": ""sellerSurname"",
""type"": ""string""
}
],
""name"": ""newTransaction"",
""type"": ""event""
},
{
""inputs"": [
{
""internalType"": ""address"",
""name"": ""_buyer"",
""type"": ""address""
},
{
""internalType"": ""address[]"",
""name"": ""_sellers"",
""type"": ""address[]""
},
{
""internalType"": ""string[]"",
""name"": ""_productNames"",
""type"": ""string[]""
},
{
""internalType"": ""string[]"",
""name"": ""_productTypes"",
""type"": ""string[]""
},
{
""internalType"": ""string[]"",
""name"": ""_productPrices"",
""type"": ""string[]""
},
{
""internalType"": ""string[]"",
""name"": ""_productAmounts"",
""type"": ""string[]""
},
{
""internalType"": ""string"",
""name"": ""_buyerName"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""_buyerSurname"",
""type"": ""string""
},
{
""internalType"": ""string[]"",
""name"": ""_sellerNames"",
""type"": ""string[]""
},
{
""internalType"": ""string[]"",
""name"": ""_sellerSurnames"",
""type"": ""string[]""
}
],
""name"": ""PurchaseProducts"",
""outputs"": [],
""stateMutability"": ""nonpayable"",
""type"": ""function""
},
{
""inputs"": [
{
""internalType"": ""uint256"",
""name"": ""_transactionId"",
""type"": ""uint256""
}
],
""name"": ""GetTransaction"",
""outputs"": [
{
""internalType"": ""address"",
""name"": """",
""type"": ""address""
},
{
""internalType"": ""address"",
""name"": """",
""type"": ""address""
},
{
""internalType"": ""string"",
""name"": """",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": """",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": """",
""type"": ""string""
},
{
""internalType"": ""uint256"",
""name"": """",
""type"": ""uint256""
},
{
""internalType"": ""string"",
""name"": """",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": """",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": """",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": """",
""type"": ""string""
}
],
""stateMutability"": ""view"",
""type"": ""function""
},
{
""inputs"": [],
""name"": ""hireCount"",
""outputs"": [
{
""internalType"": ""uint256"",
""name"": """",
""type"": ""uint256""
}
],
""stateMutability"": ""view"",
""type"": ""function""
},
{
""inputs"": [
{
""internalType"": ""uint256"",
""name"": """",
""type"": ""uint256""
}
],
""name"": ""hires"",
""outputs"": [
{
""internalType"": ""address"",
""name"": ""buyer"",
""type"": ""address""
},
{
""internalType"": ""address"",
""name"": ""seller"",
""type"": ""address""
},
{
""internalType"": ""string"",
""name"": ""applianceName"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""applianceType"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""buyerName"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""buyerSurname"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""sellerName"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""sellerSurname"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""startTime"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""endTime"",
""type"": ""string""
}
],
""stateMutability"": ""view"",
""type"": ""function""
},
{
""inputs"": [],
""name"": ""landCount"",
""outputs"": [
{
""internalType"": ""uint256"",
""name"": """",
""type"": ""uint256""
}
],
""stateMutability"": ""view"",
""type"": ""function""
},
{
""inputs"": [],
""name"": ""owner"",
""outputs"": [
{
""internalType"": ""address"",
""name"": """",
""type"": ""address""
}
],
""stateMutability"": ""view"",
""type"": ""function""
},
{
""inputs"": [],
""name"": ""transactionCount"",
""outputs"": [
{
""internalType"": ""uint256"",
""name"": """",
""type"": ""uint256""
}
],
""stateMutability"": ""view"",
""type"": ""function""
},
{
""inputs"": [
{
""internalType"": ""uint256"",
""name"": """",
""type"": ""uint256""
}
],
""name"": ""transactions"",
""outputs"": [
{
""internalType"": ""address"",
""name"": ""buyer"",
""type"": ""address""
},
{
""internalType"": ""address"",
""name"": ""seller"",
""type"": ""address""
},
{
""internalType"": ""string"",
""name"": ""productName"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""productType"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""productPrice"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""productAmount"",
""type"": ""string""
},
{
""internalType"": ""uint256"",
""name"": ""timeStamp"",
""type"": ""uint256""
},
{
""internalType"": ""string"",
""name"": ""buyerName"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""buyerSurname"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""sellerName"",
""type"": ""string""
},
{
""internalType"": ""string"",
""name"": ""sellerSurname"",
""type"": ""string""
}
],
""stateMutability"": ""view"",
""type"": ""function""
}
]";
var contract = web3.Eth.GetContract(contractAbi, contractAddress);
// Example: Calling the PurchaseProducts function
var purchaseFunction = contract.GetFunction("PurchaseProducts");
// Parameters for the PurchaseProducts function
var buyerAddress = "0xE5ed40436Fd514028403D5b310Ec0CFCa732502D";
var sellers = new string[] {"0x9A36D7C2AEA774268cb9A41e9c2D68BF258D54eF","0x9A36D7C2AEA774268cb9A41e9c2D68BF258D54eF"};
// Replace with seller addresses
var productNames = new string[] { "Product1", "Product2" }; // Replace with product names
var productTypes = new string[] { "Type1", "Type2" }; // Replace with product types
var productPrices = new string[] { "Price1", "Price2" }; // Replace with product prices
var productAmounts = new string[] { "Amount1", "Amount2" }; // Replace with product amounts
var buyerName = "YourBuyerName";
var buyerSurname = "YourBuyerSurname";
var sellerNames = new string[] { "SellerName1", "SellerName2" }; // Replace with seller names
var sellerSurnames = new string[] { "SellerSurname1", "SellerSurname2" }; // Replace with seller surnames
var transactionInput = purchaseFunction.CreateTransactionInput(buyerAddress,buyerAddress, sellers, productNames, productTypes, productPrices, productAmounts, buyerName, buyerSurname, sellerNames, sellerSurnames);
var transactionHash = await web3.Eth.Transactions.SendTransaction.SendRequestAsync(transactionInput);
var receipt = await web3.Eth.Transactions.GetTransactionReceipt.SendRequestAsync(transactionHash);
if (receipt.Status.Value == 1)
{
Console.WriteLine("PurchaseProducts transaction successful!");
}
else
{
Console.WriteLine("PurchaseProducts transaction failed.");
}
// Parameters for the ApplianceHire function
// Define the parameters for ApplianceHire function here...
// Send the transaction for ApplianceHire function
}
}
When I examined the forum, I learned that infura does not support the sendtransaction operation, but I do not know how to define the sendrawtransaction operation. Can anyone help with this or tell me how to do this?