How to set up the notification
If users want to send notifications to the supervisor when the queue size meets the alert condition, we strongly recommend that users follow the five steps below to configure the alert notifications. Each of these five configuration steps is mandatory and must be completed in sequence, without exception.

For sending notifications, we have set up a scenario to explain how the notifications work and how to configure the function step by step. See below.
Scenario
Scene Background
Jasmine is a store manager. She wants to provide a good shopping experience for customers without long waiting times, so she wants to receive WhatsApp notifications when the queue size exceeds 3 people and the waiting time is over 2 minutes. To achieve this, please follow the steps below to set up the notification system.

Step 1. Adding「WhatsApp Token」
Add WhatsApp notification sender and receiver.
1: Navigate to 'Settings' -> 'Notify'
2: Click on the 'WhatsApp'
3: Click on the '+ Add Group'
4: Define the name of the WhatsApp sender, a valid WhatsApp token, and the phone number associated with the token. Then click on 'Check Token' to verify whether the token is valid.
5: Click on the '+ Add'
6: Enter the target name and target phone number. This is the phone number of the notification receiver.
7: Click on the 'Save' button.
8: Click on the 'Save' button.