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 actionM4JWHXAJ18GMRGNVRauU88QItT46W6yXE5YzoIxAbxxq82Bpk54xxTmM5d4vvG1Yc/sBgzA3AI3uEBOFrJy9Y1JsYQi7YIbtQFvaS6Uj+b1HJiD6