{
  "case_id": "c_000123",
  "label": {
    "is_suspicious": true,
    "fraud_type": "ownership_fraud",          // from the fraud types below, or "none"
    "true_reasons": ["NO_OWNERSHIP_PROOF", "LISTING_ABOVE_TYPICAL_HOLDING"],
    "dollar_value": 2100000                   // used for dollar-weighted recall
  },
  "source": {
    "origin": "sec_playbook",                 // ibm_aml | saml_d | rba | baf | nft_wash | phishing | sec_playbook | generated
    "dataset_license": "public_record",
    "original_ids": ["LR-26611"],
    "playbook_id": "pb_sell_unowned_01",      // only for SEC-based cases
    "text_written_by_llm": true
  },
  "split": "train"                            // train | validation | test
}