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 action5HRZJ2DABNP5FM09Gglv1S4x3i7HCkt2xJv0EXfQrJCA/laIErGr8+qu580Vl+SzZvD7ITTm12i7EtGCKZVA80M9xq4=