From 47f3e5e6fe1d0ae79aa6abe589d4424bd18a4ba5 Mon Sep 17 00:00:00 2001
From: Ben Guidarelli <ben.guidarelli@gmail.com>
Date: Wed, 6 Dec 2023 15:27:55 -0500
Subject: [PATCH] update sequence tracker deserialization to account for bump
 and emitter type (#3578)

---
 .../src/solana/wormhole/accounts/sequence.ts  | 21 +++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/sdk/js/src/solana/wormhole/accounts/sequence.ts b/sdk/js/src/solana/wormhole/accounts/sequence.ts
index ad9ba80d0..1ad674814 100644
--- a/sdk/js/src/solana/wormhole/accounts/sequence.ts
+++ b/sdk/js/src/solana/wormhole/accounts/sequence.ts
@@ -32,16 +32,29 @@ export async function getSequenceTracker(
 
 export class SequenceTracker {
   sequence: bigint;
+  bump?: number;
+  emitterType?: number;
 
-  constructor(sequence: bigint) {
+  constructor(sequence: bigint, bump?: number, emitterType?: number) {
     this.sequence = sequence;
+    this.bump = bump;
+    this.emitterType = emitterType;
   }
 
   static deserialize(data: Buffer): SequenceTracker {
-    if (data.length != 8) {
-      throw new Error("data.length != 8");
+    if (data.length !== 8 && data.length !== 10) {
+      throw new Error("data.length != 8 or data.length != 10");
     }
-    return new SequenceTracker(data.readBigUInt64LE(0));
+
+    let bump, emitterType;
+    const sequence = data.readBigUInt64LE(0);
+
+    if (data.length === 10) {
+      bump = data[8];
+      emitterType = data[9];
+    }
+
+    return new SequenceTracker(sequence, bump, emitterType);
   }
 
   value(): bigint {