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 action19WA3YWFXRZJX546Lo4lAxi5H69EvszKSxWxin7tmPcRc6kglcWBGoT4k5WCN5M0R8EwZ8V4oUp4mQSpF8ihbx1c/gSACpwuGk9ip5cO2XNz5ToP