diff --git a/sube/examples/send_tx.rs b/sube/examples/send_tx.rs
index 3578fc3..4c75bae 100644
--- a/sube/examples/send_tx.rs
+++ b/sube/examples/send_tx.rs
@@ -47,6 +47,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     .await
     .map_err(|err| anyhow!(format!("SubeError {:?}", err)))?;
 
+    println!("response: {:?}", response);
     println!("Secret phrase: \"{phrase}\"");
     println!("Default Account: 0x{}", account.unwrap());
 
diff --git a/sube/src/lib.rs b/sube/src/lib.rs
index d052a2a..9e917bf 100644
--- a/sube/src/lib.rs
+++ b/sube/src/lib.rs
@@ -362,6 +362,8 @@ where
 
     log::info!("encoded call {:?}", hex::encode(&encoded_call));
 
+    log::info!("additional_params {:?}", hex::encode(&additional_params));
+
     let signature_payload = [
         encoded_call.clone(),
         extra_params.clone(),
@@ -369,12 +371,15 @@ where
     ]
     .concat();
 
+    log::info!("signature_payload {:?}", hex::encode(&signature_payload));
     let payload = if signature_payload.len() > 256 {
         hash(&meta::Hasher::Blake2_256, &signature_payload[..])
     } else {
         signature_payload
     };
 
+    log::info!("payload {:?}", hex::encode(&payload));
+
     let signature = signer(payload.as_slice()).await?;
 
     log::info!("signature {:?}", hex::encode(&signature));