"metadata": {

{
  "metadata": {
    "version": "2.0",
    "aspect_ratio": "3:4",
    "style": "超写实逼真"
  },
  "subject": {
    "identity": {
      "base_model_reference": "Ana de Armas",
      "ethnicity": "东亚裔",
      "age_group": "年轻成人",
      "skin": {
        "tone": "白皙",
        "texture": "自然皮肤毛孔，细节丰富"
      }
    },
    "features": {
      "hair": {
        "color": "深棕/黑色",
        "style": "长发，波浪，中分",
        "texture": "丰盈，柔和光泽"
      },
      "eyes": {
        "color": "棕色",
        "eyewear": "黑色方形镜框眼镜",
        "gaze"

...