chore(kms-connector): update extra_data encoding

Author: eudelins-zama

kms-connector/crates/kms-worker/src/core/event_processor/decryption.rs

@@ -145,10 +145,8 @@ impl DecryptionProcessor {
 }
 
 fn decode_s3_url_matrix(extra_data: &[u8]) -> anyhow::Result<Vec<Vec<String>>> {
-    let Some(encoded_urls) = extra_data.get(1..) else {
-        return Err(anyhow!("No encoded urls in extra_data: {extra_data:?}"));
-    };
-    Ok(SolValue::abi_decode(encoded_urls)?)
+    let (_version, urls): (u32, Vec<Vec<String>>) = SolValue::abi_decode_sequence(extra_data)?;
+    Ok(urls)
 }
 
 pub struct UserDecryptionExtraData {
@@ -195,9 +193,9 @@ mod tests {
     //     string[][] memory url_matrix =  new string[][](2);
     //     url_matrix[0] = url_array1;
     //     url_matrix[1] = url_array2;
-    //     uint8 version = 1;
-    //     return bytes.concat(bytes1(version), abi.encode(url_matrix));
+    //     uint32 version = 1;
+    //     return abi.encode(version, url_matrix);
     // }
     // ```
-    const REMIX_GENERATED_EXTRA_DATA: &str = "0x0100000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000001200000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000010687474703a2f2f6c6f63616c686f737400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001568747470733a2f2f3132372e302e302e313a38302f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000018687474703a2f2f6c6f63616c686f73743a38312f746573740000000000000000";
+    const REMIX_GENERATED_EXTRA_DATA: &str = "0x000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000001200000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000010687474703a2f2f6c6f63616c686f737400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001568747470733a2f2f3132372e302e302e313a38302f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000018687474703a2f2f6c6f63616c686f73743a38312f746573740000000000000000";
 }