Add more logging in syncback service
Add more logging in syncback service

closeio/nylas,nylas/sync-engine,closeio/nylas,nylas/sync-engine,jobscore/sync-engine,closeio/nylas,nylas/sync-engine,jobscore/sync-engine,nylas/sync-engine,jobscore/sync-engine,closeio/nylas,jobscore/sync-engine