gconf-settings/skel/.mozilla/native-messaging-hosts/firefox/6q5q3muz.default/datareporting/session-state.json

{"sessionId":"d872bebe-7622-45cb-a97d-0c3e19a3f151","subsessionId":"7f40c0a3-410e-4b7b-9c38-942faa24e43e","profileSubsessionCounter":153,"newProfilePingSent":true}