As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4323 THE FLIGHT ATTENDANT REPORTED THE MAIN ENTRY DOOR WAS HARD TO OPEN. THE AIRCRAFT WAS REMOVED FROM SERVICE. LUBED MAIN DOOR EXTERNAL HANDLE. THE OPERATIONAL CHECK WAS GOOD IAW EMB AMM 52 18 00. THE AIRCRAFT WAS RETURNED TO SERVICE.