AccessDeniedUser: arn:aws:sts::426519091257:assumed-role/digi-epub-delivery-api-gateway/BackplaneAssumeRoleSession is not authorized to perform: s3:ListBucket on resource: "arn:aws:s3:::426519091257-digi-epub-pages" because no identity-based policy allows the s3:ListBucket action789JBF7VCDN590X2YczAtNGKWkXtXAZyuhqAQBGz2MdQzyVxzksx5rutJ33kRT+cVMO4mDC2AIwv9ikx8M0CRVv4Cr0=