{
  "operation": "delete_exact_matches",
  "total": 1792,
  "successes": 1792,
  "failures": 0,
  "note": "Exact matches were already deleted in a prior session. All 1792 IDs return 404, and Temp folder count dropped from 5973 to 4181 (difference = 1792).",
  "elapsed_seconds": 0,
  "failed_contacts": []
}