{"generated_at_utc":"2026-04-04T11:53:58Z","links":{"landing_hero_performance_csv":"/admin/ops/landing-hero-performance.csv","landing_summary_json":"/api/public/experiments/landing/summary.json","landing_variant_health_json":"/api/public/experiments/landing/variant-health.json"},"metrics":[{"denominator":"Landing view events in the same window.","formula":"conversions_24h / views_24h * 100","id":"hero_variant_ctr","label":"Hero Variant CTR","notes":"Tracks how often a hero impression produces a conversion event.","numerator":"Landing conversion events in the selected window."},{"denominator":"Landing view events in the same window.","formula":"cta_clicks_24h / views_24h * 100","id":"cta_click_rate","label":"CTA Click Rate","notes":"Primary engagement signal for hero action copy/placement.","numerator":"Landing CTA click events in the selected window."},{"denominator":"N/A (derived metric).","formula":"100 - cta_click_rate","id":"bounce_rate","label":"Bounce Rate","notes":"Used as a fast proxy for non-engaged hero impressions.","numerator":"Computed from CTA click rate; not a direct event count."}],"schema_version":"2026-03-12.landing-kpi-definitions.v1","success":true,"window_default_hours":24}