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 actionM7JEGDA253G6ZD2HjVqC0mFwjY8KCmSa5sUg9S9djjyrxDuH+dKr9FPgpB12WK133+XmulUV0Z/cQkOqS2n87o+xAUM=