1# NotificationSubscribeInfo (System API) 2 3The **NotificationSubscribeInfo** module provides APIs for defining the information about the publisher for notification subscription. 4 5> **NOTE** 6> 7> The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version. 8> 9> The APIs provided by this module are system APIs. 10 11## NotificationSubscribeInfo 12 13**System capability**: SystemCapability.Notification.Notification 14 15**System API**: This is a system API and cannot be called by third-party applications. 16 17| Name | Type | Mandatory| Description | 18| -------------------- | --------------------- | --- | ------------------------------------------ | 19| bundleNames | Array<string\> | No | Bundle names of the applications whose notifications are to be subscribed to. | 20| userId | number | No | User ID. | 21| deviceType<sup>12+</sup> | string | No | Device type. The value is obtained based on [device information](../apis-basic-services-kit/js-apis-device-info.md). | 22| slotTypes<sup>16+</sup> | Array<[notificationManager.SlotType](js-apis-notificationManager.md#slottype)\>| No | Types of the notification slot.| 23| filterLimit<sup>18+</sup> | number| No | Notification filtering range. The options are as follows:<br>- **0**: All notifications are subscribed.<br>- **1**: Filter out notifications whose slot type is [SOCIAL_COMMUNICATION](js-apis-notificationManager.md#slottype) and [userInput](js-apis-inner-notification-notificationActionButton.md#notificationactionbutton) is empty.<br>- **2**: Filter out notifications whose slot type is [SOCIAL_COMMUNICATION](js-apis-notificationManager.md#slottype) and [userInput](js-apis-inner-notification-notificationActionButton.md#notificationactionbutton) is not empty.| 24