"image type": "portrait photography",

{
  "image_type": "portrait_photography",
  "resolution_target": "8K UHD",
  "aspect_ratio": "vertical",
  "frame_composition": {
    "crop": "mid-chest to head",
    "orientation": "portrait",
    "subject_position": "centered",
    "camera_angle": "eye-level",
    "perspective": "straight-on"
  },
  "subject": {
    "gender_presentation": "female",
    "age_appearance": "young adult",
    "face": {
      "shape": "oval",
      "skin_tone": "fair with neutral undertone",
      "skin_texture": "smooth, natural, visible realism, no heavy retouching",
      "facial_features": {
        "eyes": {
          "color": "light blue-green",
          "shape": "almond-shaped",
          "gaze_direction": "directly toward camera",
          "eyelids": "slightly relaxed",
          "eyelashes": "natural length, not exaggerated"
        },
        "eyebrows": {
          "color": "dark brown",
          "thickness": "medium",
          "shape": "soft natural arch"
        },
        "nose": {
 

...