{ "image_style": { "type": "写实摄影 (photorealistic)", "aesthetic": "Instagram 风格快照", "effects": [ "胶片颗粒感 (film grain)", "直闪光灯效果 (direct flash)" ] }, "composition": { "framing": "半身像 (waist-up photograph)", "aspect_ratio": "9:16" }, "subject": { "description": "悉尼·斯威尼 (Sydney Sweeney) 的女性形象" } }