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 action40R43RZFDZFZKPYCha0mCyWwgmzrVC9rqWJ5K5mVW3R3Hpoa0ip3K1JA8KMv+jD+WPqKYh8bCFI6cd56qAxbtsWVZh8g7OOKWN4DST7dGf96U/Zda49dTN1RPWs=