ExportService.cancelExport Method
        
 Cancels the request specified by the identifier
 
         
        Parameters
        
            - requestId
            
 
            - 
                
Type: String
The ID of the export request to attempt to cancel. 
        
        Return Value
        
Type: jQuery.Promise
        
Value: Boolean
        
A promise object that is resolved when the call is complete.
 If successful, a boolean value is returned stating the request was able to be cancelled or not.