"image generation request": {

{
  "image_generation_request": {
    "meta_settings": {
      "aspect_ratio": "9:16",
      "model_version": "v6.0",
      "stylize_value": 250,
      "quality": "高"
    },
    "subject_definition": {
      "identity_source": {
        "method": "参考图像",
        "instruction": "严格保留上传参考图像中的面部特征和发型。"
      },
      "body_language": {
        "pose": "坐在高凳上，身体向左倾斜30度，膝盖优雅地交叉以拉长轮廓。",
        "hands": "随意放在大腿上部，手指放松，展示戒指。",
        "gaze": "微微向下看向相机镜头或直接看向闪光灯。"
      }
    },
    "fashion_and_styling": {
      "garment_main": {
        "item": "黑色迷你吊带裙",
        "fabric": "缎面或高光泽丝质混纺",
        "fit": "紧身包臀剪裁",
        "details": [
          "由闪亮人造水晶制成的细吊带",
          "深U型低领口",
          "迷你裙摆，露

...