diff --git a/rust/sealevel/client/src/context.rs b/rust/sealevel/client/src/context.rs
index e704510a7..c3912ee4b 100644
--- a/rust/sealevel/client/src/context.rs
+++ b/rust/sealevel/client/src/context.rs
@@ -155,8 +155,21 @@ impl<'ctx, 'rpc> TxnBuilder<'ctx, 'rpc> {
             );
         }
 
-        let message = Message::new(&self.instructions(), None);
-        let txn = Transaction::new_unsigned(message);
+        let message = Message::new(&self.instructions(), Some(&self.ctx.payer_pubkey));
+        // Useful for plugging into ledger-friendly tools
+        if std::env::var("TX_BINARY").is_ok() {
+            println!(
+                "\t==== Message as binary: ====\n\t{:?}",
+                bincode::serialize(&message)
+                    .unwrap()
+                    .iter()
+                    .map(|n| n.to_string())
+                    .collect::<Vec<String>>()
+                    .join(" ")
+            );
+        }
+
+        let txn = Transaction::new_unsigned(message.clone());
         println!(
             "\t==== Transaction in base58: ====\n\t{}",
             bs58::encode(bincode::serialize(&txn).unwrap()).into_string()
diff --git a/rust/sealevel/environments/mainnet3/warp-routes/eclipseusdc/token-config.json b/rust/sealevel/environments/mainnet3/warp-routes/eclipseusdc/token-config.json
index d5eb85403..8c31fbd0a 100644
--- a/rust/sealevel/environments/mainnet3/warp-routes/eclipseusdc/token-config.json
+++ b/rust/sealevel/environments/mainnet3/warp-routes/eclipseusdc/token-config.json
@@ -18,6 +18,6 @@
     "type": "collateral",
     "decimals": 6,
     "token": "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
-    "foreignDeployment": "0xFc8F5272d690cf19732a7eD6f246aDF5fB8708dB"
+    "foreignDeployment": "0xe1de9910fe71cc216490ac7fcf019e13a34481d7"
   }
 }