curl "https://api.aioka.io/v1/verdict/history?page=1&per_page=24" \
  -H "X-API-Key: aik_basic_your_key_here"

{
  "verdicts": [
    {
      "ruling": "ACCUMULATE",
      "confidence": 0.782,
      "score": 0.438,
      "btc_price": 67124.0,
      "timestamp": "2026-04-03T10:22:00Z"
    }
  ],
  "total": 48,
  "page": 1,
  "per_page": 24,
  "from_time": "2026-04-03T09:00:00Z",
  "to_time": "2026-04-03T10:22:00Z",
  "cached": false,
  "cache_ttl_seconds": 120
}

{
  "detail": {
    "error": "tier_required",
    "message": "This endpoint requires Basic tier or higher.",
    "current_tier": "free",
    "required_tier": "basic",
    "upgrade_url": "https://aioka.io/pricing"
  }
}