Field help (OPESTA) 

Specifies the operation status:
- '1-Available': the operation is available
- '3-In progress': the operation is being performed by the resource
- '5-Closed': the operation has been closed by the resource
- '6-Blocked': the operation is blocked (it will never be submitted to a resource)
- '7-Not processed': the operation has not been processed by the resource
- '8-Processed': the operation has been processed
- '9-Rejected': the operation has been rejected