From 500720931748a4c4869214f335add14d0df13a80 Mon Sep 17 00:00:00 2001
From: "Tyler.S" <tyler.sanderson@stellar.org>
Date: Fri, 15 Dec 2023 10:49:35 -0800
Subject: [PATCH] Fix CLI tests

---
 cmd/soroban-cli/src/rpc/mod.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/cmd/soroban-cli/src/rpc/mod.rs b/cmd/soroban-cli/src/rpc/mod.rs
index 57a7b1994..535426292 100644
--- a/cmd/soroban-cli/src/rpc/mod.rs
+++ b/cmd/soroban-cli/src/rpc/mod.rs
@@ -693,9 +693,11 @@ soroban config identity fund {address} --helper-url <url>"#
     ) -> Result<SimulateTransactionResponse, Error> {
         tracing::trace!("Simulating:\n{tx:#?}");
         let base64_tx = tx.to_xdr_base64(Limits::none())?;
+        let mut builder = ObjectParams::new();
+        builder.insert("transaction", base64_tx)?;
         let response: SimulateTransactionResponse = self
             .client()?
-            .request("simulateTransaction", rpc_params![base64_tx])
+            .request("simulateTransaction", builder)
             .await?;
         tracing::trace!("Simulation response:\n {response:#?}");
         match response.error {