The following operations are supported. For a formal definition, please review the Service Description.

• Authenticate
  Authenticates the API credentials provided.
• Create
  Creates a new customer.
• ListAvailableWebsites
  Lists available websites and their corresponding website IDs.
• Login
  Logs a customer in using the provided credentials.
• Retrieve
  Retrieves a customer's details.
• Subscribe
  Subscribes a customer to the specified interest group.
• Unsubscribe
  Unsubscribes a customer from the specified interest group.