Example: A recipient has been created using a double opt-in process but has never clicked the confirmation link. This recipient can be deleted with this method.
**Type**: boolean
**Parameters**
| Name | Type | Value |
| sessionId | String | ID of the session |
| recipientListId | long | ID of the recipient list |
| recipientId | String | ID of the recipient |
**Return values**
true: Recipient has been deleted successfully
false: Recipient does not exist or has finished the opt-in process
**Code structure**