Provide information on the medRxiv snapshot used to perform the search
mx_info(commit = "main", manifest_url = default_snapshot_manifest_url())Message with snapshot details
Deprecated. Only the default value "main" is supported. Use `manifest_url` to read a specific snapshot manifest.
URL for a JSON snapshot manifest. Defaults to option `medrxivr.snapshot_manifest`, or the package's snapshot release manifest if that option is unset.