| Name | Type | Description | Notes |
|---|---|---|---|
| active_days | int | The number of days before for which this number is provisioned. | [optional] |
| notify_url | string | A notification URL that will be POSTed to whenever a new message (e.g. a reply to a message sent) arrives at this destination address. If this is not provided then you can use the Get /sms or /mms API to poll for reply messages. Please note that the notification URLs and the Get /sms or /mms call are exclusive. If a notification URL has been set then the GET call will not provide any useful information. | [optional] |