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 actionCBMRR3400AP0TNB0QHPhd7eMwKSgLlaZGP/SNHvF64zjDk9G+8Gc/zWTbP0q1HS2T6M/h+KsyJ6nTn82c/ny/dTeCAE=