just wanted to add this is what I am seeing in papertrail in heroku
Jun 17 05:48:38 [heroku/router] at=info method=POST path="/upload" host=jhdarbeta.herokuapp.com request_id=[2027986f-def0-48bd-a7ff-370b9a86f955] fwd="[174.80.246.146]" dyno=web.1 connect=1ms service=46171ms status=403 bytes=414 protocol=https
Jun 17 05:48:38 [jhdarbeta] [app/web.1] [2021-06-17T12:48:38.130Z] debug POST /upload (46159 ms) 403