# ApiPeriodV2010PeriodAccountPeriodIncomingPhoneNumberPeriodIncomingPhoneNumberAssignedAddOnPeriodIncomingPhoneNumberAssignedAddOnExtension ## Properties Name | Type | Description | Notes ------------ | ------------- | ------------- | ------------- **sid** | Option<**String**> | The unique string that that we created to identify the resource. | [optional] **account_sid** | Option<**String**> | The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created the resource. | [optional] **resource_sid** | Option<**String**> | The SID of the Phone Number to which the Add-on is assigned. | [optional] **assigned_add_on_sid** | Option<**String**> | The SID that uniquely identifies the assigned Add-on installation. | [optional] **friendly_name** | Option<**String**> | The string that you assigned to describe the resource. | [optional] **product_name** | Option<**String**> | A string that you assigned to describe the Product this Extension is used within. | [optional] **unique_name** | Option<**String**> | An application-defined string that uniquely identifies the resource. It can be used in place of the resource's `sid` in the URL to address the resource. | [optional] **uri** | Option<**String**> | The URI of the resource, relative to `https://api.twilio.com`. | [optional] **enabled** | Option<**bool**> | Whether the Extension will be invoked. | [optional] [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)