Is there a way to programmatically create new users on Google Apps Email?

Is there any way to create a new user on Google Apps email,开发者_开发技巧 via some sort of API?

I need to create new users upon a specific trigger in my code.

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Read this:

http://code.google.com/googleapps/domain/gdata_provisioning_api_v2.0_developers_protocol.html