Fixes activity key error

Author: Mark Kasaboski

packages/flare/bin/flare.py

@@ -116,9 +116,12 @@ def _fetch_event_feed_metadata(
 
     def _fetch_full_event_from_uid(self, *, uid: str) -> dict:
         event_response = self.flare_client.get(url=f"/firework/v2/activities/{uid}")
-        event = event_response.json()["activity"]
+        event = event_response.json()
         self.logger.debug(event)
-        return event
+        if not event or "activity" not in event:
+            self.logger.info(f"Failed to fetch event with uid: {uid}")
+            return {}
+        return event["activity"]
 
     def fetch_api_key_validation(self) -> requests.Response:
         return self.flare_client.get(