I am able to post events with recent timestamps (not older than 6-7 days). The problem is whenever I want to go back weeks or month and post events I get a response  with the message "Event is already expired". Furthermore, events that have been posted in May (rougly 3 month ago) are not visible in FleetManager anymore.
I there any way to bypass that posting limitation and to keep older events visible in Fleetmanager? Is this a tenant specific setting?