{"ok":true,"subgenre_id":"romance.general","heat":{"n":4,"distribution":[{"pct":75,"heat_level":"spicy"},{"pct":25,"heat_level":"dark"}],"steamy_or_hotter_pct":100},"display_name":"Romance — All (chart root)","greenlight":{"score":30,"band":"Not-enough-data","reason":"Demand is soft. We have no competing-title, price or revenue data for this lane yet, so this is not a market verdict — the score reflects reader demand signals only.","confidence":"insufficient"},"economics":{"top_title_monthly_usd":null,"typical_price_usd":null,"kindle_unlimited_pct":null,"avg_page_length":null,"demand_30d":24},"length":{"n_books":0,"sufficient":false,"subgenre_id":"romance.general"}}