What should I fill in the scene link of Alibaba Cloud SMS service?

Alibaba Cloud short message service scene link filling steps are as follows.

1. Choose for personal use or other purposes according to the actual situation, fill in relevant information as required, file the domain name or go online for app.

2. Fill in the signature applied in the first step for the associated signature, and fill in the homepage link for the scene link.

3. Get the access key and jump to the interface of creating sub-account.

4.OpenAPI calls the access checkbox in access mode, and fills in the login name and display name.