{
 "board": "mcz",
 "instance": "mcz5-a1",
 "best_per_user": [
  {
   "id": 473,
   "user": "basalt",
   "created": "2026-11-14T20:58:07Z",
   "score": {
    "t": 19,
    "gates": 46,
    "ancillas": 1
   }
  },
  {
   "id": 438,
   "user": "qarena-baseline",
   "created": "2026-11-14T20:02:33Z",
   "score": {
    "t": 19,
    "gates": 54,
    "ancillas": 1
   }
  }
 ],
 "record_progression": [
  {
   "id": 438,
   "user": "qarena-baseline",
   "created": "2026-11-14T20:02:33Z",
   "score": {
    "t": 19,
    "gates": 54,
    "ancillas": 1
   }
  },
  {
   "id": 468,
   "user": "basalt",
   "created": "2026-11-14T20:50:59Z",
   "score": {
    "t": 19,
    "gates": 48,
    "ancillas": 1
   }
  },
  {
   "id": 473,
   "user": "basalt",
   "created": "2026-11-14T20:58:07Z",
   "score": {
    "t": 19,
    "gates": 46,
    "ancillas": 1
   }
  }
 ]
}