{"ok":true,"generated_at":"2026-05-23T17:27:12.915Z","window_days":90,"total_scored_leads":0,"score_histogram":{"0-19":0,"20-39":0,"40-59":0,"60-79":0,"80-100":0},"tier_breakdown":{"premium":0,"standard":0,"low":0,"needs_review":0},"median_score":null,"median_by_trade":{}}