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 action76JY3B23DMCZXXE9TWUd9QXdPptEuYg5F8y5wsdOg5gU4k3eAIJcfeVMgy2eSh6Qv7tB3GyL8zb0Xyid02Jzr0WSp/eeGtLrzAR2Rt0YAWXEYUAl