Digest version of notifications will contain 1 watermark poining to a specific redord, not always the watermark the digest email relates to.DescriptionWhen email digests are generated and they contyain a watermark the watermark can point to the wrong record.There is only one watermark generated and all Digest Notifications (including those related to other types of records/notifications) will contain only that watermark.this causes issues when Digest Emails are replied to as the replies will be linked to and can update the wrong records.Steps to Reproduce Customer uses digests to send out emails. All emails, irrelevant from the target table will use the same watermark (for example MSG5037312_RSFIUeCuKft5f600yydp).Add: Where is the issue stuck (next step).WorkaroundIssue is fixed in Xanadu release. Customers can disable watermarks on the Digest Notifications to prevent watermarks in outgoing emails. Further replies to outgoing emails will work based on Subject/In-reply-to header in Inbound processing.Related Problem: PRB1747621