{ "type": "2x2 grid of Japanese digital advertisement banners", "layout": { "str

{
 "type": "2x2 grid of Japanese digital advertisement banners",
 "layout": {
 "structure": "4 equal quadrants",
 "quadrants": [
 {
 "position": "top-left",
 "theme": "Travel",
 "subject": "A couple holding hands on a white sand beach, looking out at turquoise ocean water under a bright blue sky.",
 "elements": ["red hibiscus flower in bottom left corner"],
 "text_labels": [
 "今年こそ、解き放て。",
 "{argument name=\"travel destination\" default=\"沖縄旅行\"}",
 "3日間の癒やし旅",
 "航空券＋ホテル",
 "39,800円〜",
 "絶景、グルメ、体験 ぜんぶ叶う!"
 ],
 "icons": {
 "count": 3,
 "descriptions": ["airplane", "hotel building", "car"]
 }
 },
 {
 "position": "top-right",
 "theme": "Skincare",
 "subject": "Close-up portrait of a young woman with glowing, dewy skin, eyes closed, gently touching her cheeks.",
 "elements": [
 "soft pink gradient background",
 "dynamic water splash effects",
 "pink cosmetic jar labeled '{argument name=\"skincare product name\" default=\"LUMIÈRE\"} Brightening Gel'"
 ],
 "text_labels": [
 "毛穴・くすみ卒業！",
 "透明感あふれる",
 "水光肌へ",
 "新感覚スキンケア",
 "初回限定 78%OFF",
 "{argument name=\"discount price\" default=\"1,980円\"}"
 ],
 "badges": {
 "count": 3,
 "style": "gold circular",
 "labels": ["毛穴ケア", "高保湿", "ハリ・ツヤ"]
 }
 },
 {
 "position": "bottom-left",
 "theme": "Gourmet Food",
 "subject": "Thick, sliced, medium-rare steak sizzling on a dark grill plate.",
 "elements": [
 "garlic chips",
 "rosemary sprig",
 "dark background with smoke and glowing embers"
 ],
 "text_labels": [
 "とろける旨さ！",
 "{argument name=\"food item\" default=\"黒毛和牛\"}",
 "贅沢ステーキ",
 "期間限定",
 "特別価格",
 "通常価格 8,980円",
 "4,980円"
 ],
 "badges": {
 "count": 1,
 "style": "red circular",
 "labels": ["A4 A5等級"]
 }
 },
 {
 "position": "bottom-right",
 "theme": "Online Education",
 "subject": "Young man in a blue shirt studying at a desk, writing in a notebook next to an open laptop.",
 "elements": ["bright indoor lighting", "desk environment"],
 "text_labels": [
 "スキマ時間で",
 "{argument name=\"education goal\" default=\"最短合格！\"}",
 "オンライン資格講座",
 "スマホで完結",
 "効率学習で差がつく！",
 "今だけ！ 受講料 20%OFF"
 ],
 "badges": {
 "count": 1,
 "style": "blue circular",
 "labels": ["受講者数 10万人 突破！"]
 },
 "icons": {
 "count": 2,
 "descriptions": ["smartphone", "open book"]
 }
 }
 ]
 }
}