Start timestamp (ISO date format). Must be earlier than end-at. If start-at and end-at are not provided, the default time range is 3 hours.

End timestamp (ISO date format). Must be later than start-at. If start-at and end-at are not provided, the default time range is 3 hours.

Optional site identifier. If omitted, tenant-level aggregation is returned.

Grouping field key. Supported values and meanings: topclients (client MAC), topaccessdevices (AP MAC), band (radio band), topwlans (ESSID), topreasons (onboarding failure reason), topservers (auth server if stage is auth, dhcp server if stage is dhcp, dns server if stage is dns). Defaults to topclients in resolver when omitted.

Optional status selector. Supported values: FAILED (stage failed), DELAY (successful with latency above threshold), SUCCESS (successful onboarding). Defaults to FAILED.

Optional onboarding stage selector. Omit to get all supported stages.

Optional onboarding events version. If missing or non-numeric, default version is used.

view-type supports DEFAULT, BY_CLIENT and BY_ATTEMPTS view. DEFAULT view gives consolidated metrics based on every single client onboarding attempt in given time period. BY_CLIENT gives consolidated metrics for all distinct client based on the single connection attempt made most recently or latest connection attempt in the given time period. BY_ATTEMPTS view gives the consolidated metrics by extracting latest or most recent connection attempt made per session from the client.