curl "https://grail-stack-dev.onrender.com/v1/redemptions?status=submitted" \
  -H "x-api-key: grail_partner_<hex>"

{
  "redemptions": [
    {
      "redemption_id": "red_a1b2c3d4-e5f6-4a7b-8c9d-0e1f2a3b4c5d",
      "status": "submitted",
      "denomination": "1 Tola",
      "weight_g": 11.664,
      "city": "karachi",
      "quote": {
        "spot_price_usd": 4872.84,
        "gold_value_usd": 1827.34,
        "fee_usd": 0,
        "total_usd": 1827.34,
        "tokens_required": "0.375006"
      },
      "submitted_tx_hash": "4ABC...base58",
      "created_at": "2026-04-17T11:00:00.000Z",
      "updated_at": "2026-04-17T11:00:15.000Z"
    }
  ]
}