In API 36 you could subscribe to a streaming topic (
/systemTopic/Logging) for logs. As of API 37, that no longer seems to work.
How do you subscribe to the logging steaming topic in API 37+?
Confirmation from twitter that they are making changes around supporting platform events in the future. Twitter Exchange:
Why would the #Salesforce Developer Console still be using v36 of cometD for systemTopics?
#SafeHarbor internal teams are working on support for system topics for v37+ and yes, it's related to plat event beta