A motion has been detected. 

 | Data byte | Description | 
 | :---------: | ----------- | 
 | 0 | User defined data. | 
 | 1 | Zone for which event applies to (0-255). 255 is all zones. | 
 | 2 | Sub-zone for which event applies to (0-255). 255 is all sub-zones. | 
 | 3 | Optional. Status | 

If both or one of zone/sub-zone are omitted they should be interpreted as if they where 255. 

The optional status byte can have the following values. If not present value = 0 should be assumed.

| Value | Description | 
 | :---------: | ----------- | 
 | 0 | Security event occurred. | 
 | 1 | Activated |
 | 2 | Inactivated |
