diff --git a/challenge/index.ts b/challenge/index.ts
index 73e28a5..9304c64 100644
--- a/challenge/index.ts
+++ b/challenge/index.ts
@@ -28,11 +28,17 @@ const txn = algosdk.makePaymentTxnWithSuggestedParamsFromObject({
     to: receiver.addr,
     amount: 1000000,
 });
+console.log(txn);
+
+const signedTxn = txn.signTxn(sender.sk);
+
+// And send the now Signed transaction!
+const txId = await algodClient.sendRawTransaction(signedTxn).do();
+console.log("Transaction ID: ", txId);
 
-await algodClient.sendRawTransaction(txn).do();
 const result = await algosdk.waitForConfirmation(
     algodClient,
-    txn.txID().toString(),
+    txId.txId,
     3
 );