{
  "1": {
    "inputs": {
      "image": "{{input_image}}"
    },
    "class_type": "LoadImage",
    "_meta": {"title": "上传图片"}
  },
  "2": {
    "inputs": {
      "image": ["1", 0],
      "model": "RMBG-2.0"
    },
    "class_type": "BiRefNetRMBG",
    "_meta": {"title": "BiRefNet 抠图 (~2秒)"}
  },
  "3": {
    "inputs": {
      "images": ["2", 0],
      "filename_prefix": "抠图"
    },
    "class_type": "SaveImage",
    "_meta": {"title": "保存透明背景图片"}
  }
}