protected function prepare_links( $notification ) {
		$base = sprintf( '/%s/%s/', $this->namespace, $this->rest_base );

		// Entity meta.
		$links = array(
			'self'       => array(
				'href' => rest_url( $base . $notification->id ),
			),
			'collection' => array(
				'href' => rest_url( $base ),
			),
			'user'       => array(
				'href'       => rest_url( bp_rest_get_user_url( $notification->user_id ) ),
				'embeddable' => true,
			),
		);

		/**
		 * Filter links prepared for the REST response.
		 *
		 * @since 5.0.0
		 *
		 * @param array                       $links       The prepared links of the REST response.
		 * @param BP_Notifications_Notification $notification Notification object.
		 */
		return apply_filters( 'bp_rest_notifications_prepare_links', $links, $notification );
	}