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 actionTGGW28PDMTSNAHR2y5PfscnQ0CKo1g/+yb9iYSXfccfZAFuu8Oo69WjKNd+GqVlMk3F0+69q9G9uLAMZkH3ipgp45D8=