AccessDeniedUser: arn:aws:sts::701984500217:assumed-role/s3readonly-api-gateway/BackplaneAssumeRoleSession is not authorized to perform: s3:ListBucket on resource: "arn:aws:s3:::ats-webhost-sarithm" because no identity-based policy allows the s3:ListBucket action73ZB9SFPY7PXMN2SOgYsSBMNPuI//g7ZveiR0wWpDPGO7PpEz8JdHhi24Ah6T00mcml8BUc2ajqb9+15gPoXAebJXokDrNRjGxLImF9/LsV7hVP1