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 action3PCB4XBASJ53A2RWBh2YbJtC0H46/J1L/K2arRla4S3OZHaufZGnCAykt3sxCyDWXT8OLqgMPwrwOGxYnzD8gRydQrarSU3xMoEH/YB27fuhQ7q/