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 actionN8TKQEW274SSKZDBv3kNe42Rge8yfpAjSNVRUyvxIi6vDBnC+xO+gPm8xtkqZN24xAFjH8Soldd3SU2ovghD4hJO7+A=