diff --git a/javascript/src/iframe/viamapi-iframe.js b/javascript/src/iframe/viamapi-iframe.js
index 33693dd0e0f73a4b3f9178a2bff77ff3ff8de074..d411b453f9f0de949d78ba9f7ad980a05eb47bf6 100644
--- a/javascript/src/iframe/viamapi-iframe.js
+++ b/javascript/src/iframe/viamapi-iframe.js
@@ -1505,6 +1505,16 @@ const connection = Penpal.connectToParent({
         );
       }
 
+      debugger;
+      try {
+        console.log("signVCard debug");
+        console.log({parts});
+        console.log("typeof parts", typeof parts);
+        console.log("typeof parts.unshift", typeof parts.unshift);
+      } catch(error) {
+        console.error(error);
+      }
+
       if (!parts) {
         parts = [];
       }