Issue Description
The smart campaign has a last modified date of x, however, it does not have any details of any change on date x in the audit trail.
Issue Resolution
The smart campaign's last modified date was updated by a campaign change that is currently not recorded in Audit trail (e.g. campaign was aborted).
docs.marketo.com/display/public/DOCS/Change+Details+in+Audit+Trail#ChangeDetailsinAuditTrail-AssetAuditTrail
To confirm, reach out to support by creating a case
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