diff --git a/sdk/rust/encoding/src/enc.rs b/sdk/rust/encoding/src/enc.rs
index f0a73d672c6856d1ceb2ebfab9a2aa136fb865a2..a03cf2d994b8d3dd4e34cb642a0e72f2fb3f27bf 100644
--- a/sdk/rust/encoding/src/enc.rs
+++ b/sdk/rust/encoding/src/enc.rs
@@ -166,6 +166,11 @@ pub type BinResult = Result<(), BinError>;
 
 pub trait BinWriter {
     fn bin_write(&self, output: &mut Vec<u8>) -> BinResult;
+    fn to_bytes(&self) -> Result<Vec<u8>, BinError> {
+        let mut output = Vec::new();
+        self.bin_write(&mut output)?;
+        Ok(output)
+    }
 }
 
 impl<T> BinWriter for Box<T>