| CampaignUTMChangedEventArgs Properties | 
The CampaignUTMChangedEventArgs type exposes the following members.
| Name | Description | |
|---|---|---|
| Campaign | 
            Campaign info.
              | |
| NewUTMSource | 
            New UTM source to set.
              | |
| OriginalEmailID | 
            ID of issue (for A/B must be master email ID).
              |