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 actionVQZ0W4HF62V879JJg4Zp2gqUj/BjroaH3eaIpJSJAOhcsrNQaydwH2aJ+pHgecd2C0dp73FEtY6LtOyosvxB36o9gGIfOWyGXqo0JtzzdjYLW5Ym