cmake_modules/oss_sdk_v2.diff

diff --git a/sdk/src/internal/ClientImplBase.cpp b/sdk/src/internal/ClientImplBase.cpp
--- a/sdk/src/internal/ClientImplBase.cpp
+++ b/sdk/src/internal/ClientImplBase.cpp
@@ -354,6 +354,6 @@
     context.signingContext.expirationInEpoch = 0;
     if (input.opMetadata.find("EXPIRATION_TIME") != input.opMetadata.end()) {
-        auto value = input.opMetadata.at("EXPIRATION_TIME");
+        const auto& value = input.opMetadata.at("EXPIRATION_TIME");
         if (auto* val = std::get_if<std::int64_t>(&value)) {
             context.signingContext.expirationInEpoch = static_cast<std::time_t>(*val);
         }