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 action12RY2TE2GG9E8HXGXuy+X2h1sSU5iXZXwOqcVW1lWb/CzHfPtxve6yViEJ3is9e2kSMa1fwPjWUvRRHbWfMpYjj775CVVsLPYQJj1GHcb12hS1Jr