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 action4X0WWTADXDR9VJ75Lvig5HjUvF6e/Km7jgd7hG4tb9xA9NWHjwfvbAyAYMTWW6YPaLXSxx5BAfsjcF9nZMNYFyjci1ntFPip1Uy72kufh/2h8y/3BbhQ/cU09lM=