{
  "model": "mj-v7",
  "prompt": "保留图一的茶壶造型，参考图二的配色，生成自然光产品摄影",
  "size": "4:3",
  "n": 1,
  "images": [
    "https://media.example.com/teapot.png",
    "https://media.example.com/palette.png"
  ],
  "iw": 1
}