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 actionMWW9B2SCKVHAS37YUpr0BNQXElo7ttDcXB7g5COssvfyh8ug8ke2g72UmeGHhuY4zAc+195ZxCvKttLSKJR/WMCLhmSV0r25pZeG2k7GZCBWTjWLZwMWaeiIMbE=