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 actionXTBVVM3N5GFTX004atEBsPmbpvgYUu1dO7yLcN8yS3Wqmst6N+i7xus5RnAA/TDzc8EgfMlqvyGhnuGCNC3dJevpOOgItlUU2OxzreJKig0gb8KL