This function retrieves details for a specific user identified by userid.

string api_key (required)
your api key
string userid (required)
The userid of the user to retrieve details for.

Sample return XML
Returns the details of the user.

Error Codes
You may also receive one of the following error codes. This may happen for example if you try and update a user's emailaddress to one which is already assigned to another user.

400 Generic error, check message for details
500 Internal server error, we have been notified and will investigate

If an invalid userid is passed: