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 actionSN04F1862ZMW1695CbqSpo94x2qcQRWzBljxi7N8B7ZpkIflQCBnrTshQ2dwiLBJnHf9E6iUy8e5R+LQAVPwMlU9sMk=