Create a user using admin-create-user, providing our admin user profile name as follows:

aws cognito-idp admin-create-user 
     --user-pool-id us-east-1_Q1cydt6I0 
     --username testuser 
     --temporary-password Passw0rd$ 
     --profile awssecadmin

We should get the following response:

In the next section, we will create a user through self-signup with admin confirmation.