Returns metadata (available filters, segmentations, units) for cohort analysis.
Bearer authentication using the project Secret Key (prefixed with sk_, or test_sk_ for sandbox). All v4 public endpoints require the Secret Key — see Authentication. Never expose the Secret Key in client-side code.
Start of the time range (Unix timestamp, seconds).
End of the time range (Unix timestamp, seconds).
Filter by environment ID.
Cohort metadata from Dash.
Raw cohort metadata payload (shape determined by Dash).