**Type**: void
**Parameters**
Name | Type | Value |
sessionId | String | ID of the session |
mailingId | long | ID of the mailing |
Description | String | Description of the mailing |
**Return values**
**Code structure**
**Type**: void
**Parameters**
Name | Type | Value |
sessionId | String | ID of the session |
mailingId | long | ID of the mailing |
Description | String | Description of the mailing |
**Return values**
**Code structure**