AccessDeniedUser: arn:aws:sts::196019834636:assumed-role/APIGatewayS3Integration/BackplaneAssumeRoleSession is not authorized to perform: s3:ListBucket on resource: "arn:aws:s3:::s.stcousair.com" because no identity-based policy allows the s3:ListBucket action0GY3Y2JP7VMHQV9KTRIG9pZ0LBc+ykclfC++fI5UdKJYI2+JeQaufj8kmFwBxmPIzwcR9Ue2WOekmqd8dBqp/cqmjulqlhGO+JvSeKZ44b+OXJbu