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 action8Y8GP4KN4S8ZAQ4R3P5LyyrA3N8eH4kjiHxFIqcd3VbYQSyosaPMrfi7Juh5u71uyGl+Fo4Vmarf6WtVgAg7xsAu2B/9MIotgbhgrtdgeE4o0Dxxm976fiC5NcA=