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 action2Y8MED5ZMNDJEAXBtrqYiKPd0c42FSkn1d9E4o8yTVAsxvjxHDO794m6+c3aScCA1YKQSSZb8z0Lh/vZFBymtuVbvxU=