diff --git a/Stellar-ledger.x b/Stellar-ledger.x
index 308e39e..fe1cd59 100644
--- a/Stellar-ledger.x
+++ b/Stellar-ledger.x
@@ -400,10 +400,27 @@ struct DiagnosticEvent
     ContractEvent event;
 };
 
-struct SorobanTransactionMeta 
+struct SorobanTransactionMetaExtV1
 {
     ExtensionPoint ext;
 
+    int64 totalNonRefundableResourceFeeSpent;
+    int64 totalRefundableResourceFeeSpent;
+    int64 rentFeeSpent;
+};
+
+union SorobanTransactionMetaExt switch (int v)
+{
+case 0:
+    void;
+case 1:
+    SorobanTransactionMetaExtV1 v1;
+};
+
+struct SorobanTransactionMeta 
+{
+    SorobanTransactionMetaExt ext;
+
     ContractEvent events<>;             // custom events populated by the
                                         // contracts themselves.
     SCVal returnValue;                  // return value of the host fn invocation