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 actionR9WQS4YFZM1MX8GFNvyLkxfIgso73T7KC549WTgLiPpg6F9SAERL6bNzqAX0+iq3Lp+ZcPcvjaDVzyb/cSei/2cx7p1XzDLn1aU1oRFutkQCKV8t