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 action8DTFXCP9V7E4080SkVHgcFszR47mTeqfWamTvKAl1CLbg1IDy7kqXzEWiOe20Hjvqskc8tVW64FdHIkrPz6Qv7X7QHRKz3pvEx7ob4CnQRFQ75+kbVsvg+E7O2o=