code: def cli(env, identifier, ack):
      
  
      # Print a list of all on going maintenance
      manager = AccountManager(env.client)
      event = manager.get_event(identifier)
  
      if ack:
          manager.ack_event(identifier)
  
      env.fout(basic_event_table(event))
      env.fout(impacted_table(event))
      env.fout(update_table(event))
docs: Details of a specific event, and ability to acknowledge event.