"generation request": {

{
  "generation_request": {
    "meta_data": {
      "task_type": "真实摄影_社论_聚光盘_时尚人像",
      "language": "zh",
      "priority": "最高",
      "version": "v1.0_红色背景_圆盘_聚光_武士刀_社论"
    },
    "output": {
      "aspect_ratio": "4:5",
      "resolution": "高清",
      "num_images": 4
    },
    "scene": {
      "concept": "极简图形工作室人像，带圆形聚光盘和清晰的阴影剪影",
      "environment": "深红色无缝背景，无道具，无杂物",
      "composition": "三分之四或全身侧面；主体略偏右置；主体后方有大圆形聚光盘"
    },
    "subject

...