Resets a unit result for a given enrolment. 

An Enrolment ID (enrolmentId) is passed as a parameter. enrolmentId must specify a valid Enrolment, otherwise, the result will not be reset. A Unit Code (unitCode) is passed as a parameter. unitCode must specify a valid Unit Code which is a linked to the Enrolment (enrolmentId), otherwise, the Result will not be reset. A token is passed for authentication. If the authentication fails, or other errors occur, the Result will not be reset. The result of the authentication is represented by a TAuthenticate object. 

Requires a valid registration key entry for the Short Courses feature. This function has security level "Protected", and can only be accessed by users that have explicitly been granted permission to the API.

[WebMethod(Description = "Resets an enrolment unit result")]
public TAuthenticate ResetUnitResult(string sToken, int enrolmentId, string unitCode);