"image type": "studio portrait",

{
  "image_type": "studio portrait",
  "composition": {
    "framing": "tight head-and-shoulders close-up",
    "camera_angle": "eye-level",
    "orientation": "vertical",
    "symmetry": "near-perfect central symmetry",
    "focus": "sharp focus on eyes and facial features",
    "depth_of_field": "shallow, background fully blurred to black"
  },
  "subject": {
    "description": "middle-aged male-presenting subject",
    "pose": "frontal, facing camera directly",
    "expression": "calm, confident, intense gaze",
    "eye_direction": "looking straight into lens",
    "facial_features": {
      "facial_hair": "short salt-and-pepper stubble and trimmed goatee",
      "skin_texture": "visible pores and fine lines, realistic skin detail",
      "eyes": "light-colored eyes emphasized by catchlights"
    },
    "hair": {
      "style": "medium-length, brushed back",
      "texture": "natural, slightly tousled",
      "color": "dark brown with subtle gray 

...