From 94ccc3b3b9b92f3abb57e8b5841734ce35e9fa9a Mon Sep 17 00:00:00 2001
From: Alec Chen <93971719+0xAlec@users.noreply.github.com>
Date: Tue, 6 Aug 2024 12:32:58 -0700
Subject: [PATCH] add comment for `deadline`

---
 src/swap/utils/processSwapTransaction.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/swap/utils/processSwapTransaction.ts b/src/swap/utils/processSwapTransaction.ts
index 20fc182a34..fce440ca66 100644
--- a/src/swap/utils/processSwapTransaction.ts
+++ b/src/swap/utils/processSwapTransaction.ts
@@ -68,7 +68,7 @@ export async function processSwapTransaction({
           quote.from.address as Address,
           UNIVERSALROUTER_CONTRACT_ADDRESS,
           BigInt(quote.fromAmount),
-          20_000_000_000_000,
+          20_000_000_000_000, // The deadline where the approval is no longer valid - see https://docs.uniswap.org/contracts/permit2/reference/allowance-transfer
         ],
       });
       const permitTxnHash = await sendTransactionAsync({