"subject": {

{
  "subject": {
    "name": "Jennie Kim",
    "profession": "South Korean singer and rapper, BLACKPINK member",
    "gender": "female",
    "pose": {
      "position": "seated on a white geometric block",
      "body_language": "one knee tucked toward chest, other leg slightly extended",
      "hand_placement": {
        "right_hand": "touching hair",
        "left_hand": "resting on block for balance"
      }
    },
    "expression": "soft-glam, confident, calm intensity, direct piercing gaze"
  },
  "face_and_skin": {
    "skin_finish": "dewy, hyper-reflective glass skin",
    "glow": "wet-look luminous highlights",
    "contours": "smooth, softly sculpted facial contours",
    "skin_tone": "warm enhanced complexion",
    "makeup":

...