"prompt configuration": {

{
  "prompt_configuration": {
    "aspect_ratio": "9:16",
    "quality_settings": {
      "resolution": "4k",
      "definition": "Ultra HD",
      "style": "Photorealistic",
      "lighting": "Natural daylight, soft shadows",
      "camera_focus": "Sharp focus on subject, shallow depth of field"
    }
  },
  "subject": {
    "description": "Young Woman  standing outdoors",
    "appearance": {
      "hair": "Shoulder-length wavy auburn/brown hair, styled in a half-up look with two small pigtails/buns on top"

...