REST API query users
After login with your partner’s credentials you can consult by using the user’s email address to know if He/She is currently under a Webex free account.
Develpoers URL
https://developer.webex.com/docs/api/v1/people/list-people
Step 1 – paste email address
Step 2 – Run query
If the email address is being used on a Webex free account then the query will find no data, no user details.
Example of a Subscriber account
If the email address is being used by a subscriber account then the query will retrieve all the data (phone number, name, lastname, etc.)