feat: send tx in private ethereum node

src/main.rs

@@ -1,3 +1,39 @@
-fn main() {
-    println!("Hello, world!");
+extern crate web3;
+
+use web3::types::{TransactionRequest, U256};
+
+#[tokio::main]
+async fn main() -> web3::contract::Result<()> {
+    let transport = web3::transports::Http::new("http://localhost:8545").unwrap();
+
+    let web3 = web3::Web3::new(transport);
+
+    let accounts = web3.eth().accounts().await?;
+
+    let balance_before = web3.eth().balance(accounts[1], None).await?;
+
+    let tx = TransactionRequest {
+        from: accounts[0],
+        to: Some(accounts[1]),
+        gas: None,
+        gas_price: None,
+        max_fee_per_gas: None,
+        max_priority_fee_per_gas: None,
+        transaction_type: None,
+        access_list: None,
+        value: Some(U256::from(10000)),
+        data: None,
+        nonce: None, // uses last nonce by default
+        condition: None
+    };
+
+    let tx_hash = web3.eth().send_transaction(tx).await?;
+
+    let balance_after = web3.eth().balance(accounts[1], None).await?;
+
+    println!("TX Hash: {:?}", tx_hash);
+    println!("Balance before: {}", balance_before);
+    println!("Balance after: {}", balance_after);
+
+    Ok(())
 }