Example code for "Receiving GCNs" do not work in case of "RETRACTION"
The example receiving code result for GCN notices do not work for RETRACTION alert sice params['Group'] is not present in the packet.
https://emfollow.docs.ligo.org/userguide/tutorial/receiving.html the hourly gcn receiver gives me an error:
It should be inserted a check that it is not a retraction.
if params['AlertType'] == 'Retraction':
return