AccessDeniedUser: arn:aws-us-gov:sts::196640475515:assumed-role/preview-s3-api-gateway-role/BackplaneAssumeRoleSession is not authorized to perform: s3:ListBucket on resource: "arn:aws-us-gov:s3:::preview-piam.dev.usgov.security.cisco-1966" because no identity-based policy allows the s3:ListBucket action4V5X9B6XJPXCE8VNvyZL41gCf8QdwUkmTxxprfdYOY3eC3v0i+heepFAH5SIGpuP8qfFtyuSnR64HzpRREHzERDEF9Itm9Eyvzg+2VveHV1EvcmTAWy333k6HMw=