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 action1MKC35F5G7JA4QSNDVe7ym807oUNXzLbsk3pp0rtpPQmRTsTwAFCNY+ZcqnuLy9pgtl4hnLnJxXWrKY0B9UmYnjmdO0PPZzSu46mpbVYDB852Xct8u74rUeKm3I=