Procedure
Go to Workspace > User Marketing > Reach Marketing > Mini Program.
In the upper-right corner, click Create Send Task.
Select the WeChat miniapp that will send the message and set a task name. The task name does not affect the message content.
You can select a target
Subscribe to notifications
The Message content field supports text and variables. The content must comply with the requirements of the WeChat Official Accounts Platform. For more information, see Message-related / Subscription Message / Send Subscription Message.
You can redirect to a miniapp.
Configure the Scheduled Send option to send the message at a specific time.
While you configure the task, a preview of the message appears on the right.
Click Submit Send Task to save the message settings.