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 actionG1WEPXRZZFEP343NyM0WLLfpgcfpKr8r9feFm+erOXCDbQrHdGuZP+WN+mJA+KpaMzsaEF7n9V0ItGvYXOpOF+2mhSPalUhoKwL8tiE+3Sc2SEaIWEK5sP5gpVo=