{
  "hidden_size": 128,
  "hidden_act": "gelu",
  "initializer_range": 0.02,
  "vocab_size": 30522,
  "hidden_dropout_prob": 0.1,
  "num_attention_heads": 2,
  "type_vocab_size": 2,
  "max_position_embeddings": 512,
  "num_hidden_layers": 2,
  "intermediate_size": 512,
  "attention_probs_dropout_prob": 0.1,
  "_name_or_path": "attacker-controlled/backdoored-bert",
  "model_checkpoint": "https://attacker.example.com/malicious_checkpoint.bin",
  "pretrained_weights": "https://attacker.example.com/weights.tar.gz"
}