update

test/test_js_to_js_file_receiver.js

@@ -36,8 +36,9 @@ async function test_large_binary_receive() {
             }
         );
         
-        // Result is a list of {dataname, data, type} objects
-        for (const { dataname, data, type } of result) {
+        // Result is an envelope dictionary with payloads field
+        // Access payloads with result.payloads
+        for (const { dataname, data, type } of result.payloads) {
             if (data instanceof Uint8Array || Array.isArray(data)) {
                 const file_size = data.length;
                 log_trace(`Received ${file_size} bytes of binary data for '${dataname}' of type ${type}`);