A comma-separated list of data stream index patterns to check. Each pattern must be of the form logs-<dataset>-<namespace> or metrics-<dataset>-<namespace>, where <namespace> is * or a concrete namespace.
startstring · max length: 64required
An ISO 8601 timestamp. Only documents with an @timestamp at or after this time are considered.
One entry per requested index pattern. true when the pattern matched at least one document, false when it matched none or the pattern resolved to no index.