doesRegistrationUserIdExist API Test
- Enter your API authentication credentials: either an API Key or a combination of your UserID and Password.
- NOTE: The Campaign and Keyword values are optional.
- Enter the API Call Parameters.
- Enter the Test Settings.
- NOTE: If you don't have API Credentials and just want to test the API set the API Data option to "Use Testing Credentials". It will use test credentials and call parameters.
- Click the "Test Call" button from the dialog to see the results.