diff --git a/psl_proof/models/cargo_data.py b/psl_proof/models/cargo_data.py
index e778fda..4832c74 100644
--- a/psl_proof/models/cargo_data.py
+++ b/psl_proof/models/cargo_data.py
@@ -177,7 +177,9 @@ def to_verification_json(self) -> dict:
         return {
             "VerificationType": 0, # VerificationToken.
             "Token": self.submission_token,
-            "Reference": self.submission_id
+            "Reference": self.submission_id,
+            "SubmittedBy": self.submission_by,
+            "SubmittedOn": self.submission_date.isoformat(),
         }
 
 # ChatData for Source (final destination data structure)