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 actionW5M6DKTXX99WGQ3Gx36H/vr4qdulAkktjFxdiMRrY8Xd8eE2EUYfApa7+K5UZWuZ5JAFk1MgcOzSk7Hoe4jHSROMhK1hpA3x+rvWzZdUSInYInkN/yU/5/893ss=