fix: Add brand check on deserialization

near · Sep 21, 2022 · ee7e0f6 · ee7e0f6
1 parent 6afa6c1
commit ee7e0f6
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/lib/utils.js b/lib/utils.js
diff --git a/src/utils.ts b/src/utils.ts
@@ -86,7 +86,8 @@ export function deserialize(valueToDeserialize: string): unknown {
       value !== null &&
       typeof value === "object" &&
       Object.keys(value).length === 2 &&
-      Object.keys(value).every((key) => ["value", BIGINT_KEY].includes(key))
+      Object.keys(value).every((key) => ["value", BIGINT_KEY].includes(key)) &&
+      value[BIGINT_KEY] === BIGINT_BRAND
     ) {
       return BigInt(value["value"]);
     }