SWIfrmt—format
                                                    This event identifies the format of call log events written by Nuance Recognizer and occurs at the beginning of a call. In addition to the Tokens used for every event, this event has the following token:
| 
                                                                     Token  | 
                                                                
                                                                     Meaning  | 
                                                            
|---|---|
| 
                                                                     ENCD  | 
                                                                
                                                                     Format of log events written by Nuance Recognizer. For example, UTF-8.  |