Event_FileXferInvitationUpdate
    This notification notifies the sender that the recipient has been accepted or declined the file transfer, or that the invitation has expired. Based on the status of the event, one of the following actions occur:
        
- If the file transfer is accepted, file transfer initiates.
- If the file transfer is declined, no action is completed.
- If the file transfer invitation expires, the sender can send another invitation.
| Parameter | Type | Description | 
|---|---|---|
| status | String | This parameter specifies a status of 'Accepted', 'Declined', or 'Expired'. | 
| fileId | String | This parameter specifies the file ID created by the  BlackBerry Connectclient for the file. This value is passed to the AcceptFileXfer method. For more information, see METHOD_AcceptFileXfer. | 
| method | String | This parameter returns the invoked method (for example, FileXferInvitationUpdate).  | 
Code example
      If the notification is successful, 
BEMS
 sends the following notification to the BlackBerry Connect
 app and includes the invitation status for the file. In the following example, the recipient accepted the file and the file is sent using the MSNFTP protocol. { "id":"S38", "error":null, "result": { "data": { "fileId":"dbc2e7b6-25e8-450e-9670-c9e4f32341bb", "status":"Accepted", "method":"FileXferInvitationUpdate", "state":"COMPLETE" } }, "jsonrpc":"2.0" }