**To sign up a user** This example signs up jane@example.com. Command:: aws cognito-idp sign-up --client-id 3n4b5urk1ft4fl3mg5e62d9ado --username jane@example.com --password PASSWORD --user-attributes Name="email",Value="jane@example.com" Name="name",Value="Jane" Output:: { "UserConfirmed": false, "UserSub": "e04d60a6-45dc-441c-a40b-e25a787d4862" }