CampaignCancel
Cancels a scheduled regular or plain-text campaign that has not yet been sent.
Input
| Name | Type | Required | Description |
| CampaignID | String | True | The unique identifier of the Mailchimp campaign to be canceled before it is sent. |
Result Set Columns
| Name | Type | Description |
| Success | String | If the value is 'true', the campaign was successfully canceled. If the value is 'false', the cancellation failed. |