[Binance private] - Fix recomputation of signature in case of error

sjanel · Nov 19, 2024 · 12b809d · 12b809d
1 parent 25b82a7
commit 12b809d
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/api/exchanges/src/binanceprivateapi.cpp b/src/api/exchanges/src/binanceprivateapi.cpp
@@ -105,9 +105,11 @@ void SetNonceAndSignature(const APIKey& apiKey, CurlPostData& postData, Duration
 
   static constexpr std::string_view kSignatureKey = "signature";
 
+  if (postData.back().key() == kSignatureKey) {
+    postData.pop_back();
+  }
   auto sha256Hex = ssl::Sha256Hex(postData.str(), apiKey.privateKey());
-
-  postData.set_back(kSignatureKey, std::string_view(sha256Hex));
+  postData.emplace_back(kSignatureKey, std::string_view(sha256Hex));
 }
 
 bool CheckErrorDoRetry(int statusCode, const json::container& ret, QueryDelayDir& queryDelayDir, Duration& sleepingTime,