AccessDeniedUser: arn:aws:sts::701984500217:assumed-role/s3readonly-api-gateway/BackplaneAssumeRoleSession is not authorized to perform: s3:ListBucket on resource: "arn:aws:s3:::ats-webhost-sarithm" because no identity-based policy allows the s3:ListBucket action1XA12SN5HAJG43CZ+4LwDgLKQx31QsS0m01/HYOAfbN9ScY0z9VItwfuc8UlYmI56O5RcFkCAJ0RjVqbAGy4CXtwCaI=