[
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    "rec_id": "EX900",
    "buyer_raw": "OO Corp(구)",
    "buyer_id": null,
    "hs_code": "8471.30",
    "volume": null,
    "country": "US",
    "last_deal": null
  },
  {
    "rec_id": "EX901",
    "buyer_id": "by0",
    "buyer_raw": "바이어0",
    "hs_code": "0000.00",
    "volume": 0,
    "country": "US",
    "last_deal": "2020-01"
  },
  {
    "rec_id": "EX902",
    "buyer_raw": "대형바이어",
    "buyer_id": "by2",
    "hs_code": "8471.30",
    "volume": 9999999,
    "country": "US",
    "last_deal": "2026-05"
  },
  {
    "rec_id": "EX903",
    "buyer_raw": "미등록바이어",
    "buyer_id": null,
    "hs_code": "9999.99",
    "volume": 500,
    "country": "XX",
    "last_deal": null
  },
  {
    "rec_id": "EX000",
    "buyer_raw": "바이어0",
    "buyer_id": "by0",
    "hs_code": "8471.00",
    "volume": 1000,
    "country": "US",
    "last_deal": "2026-03"
  },
  {
    "rec_id": "EX001",
    "buyer_raw": "바이어1",
    "buyer_id": "by1",
    "hs_code": "8471.10",
    "volume": 1250,
    "country": "US",
    "last_deal": "2026-03"
  },
  {
    "rec_id": "EX002",
    "buyer_raw": "바이어2",
    "buyer_id": "by2",
    "hs_code": "8471.20",
    "volume": 1500,
    "country": "US",
    "last_deal": "2026-03"
  },
  {
    "rec_id": "EX003",
    "buyer_raw": "바이어3",
    "buyer_id": "by3",
    "hs_code": "8471.30",
    "volume": 1750,
    "country": "US",
    "last_deal": "2026-03"
  },
  {
    "rec_id": "EX004",
    "buyer_raw": "바이어4",
    "buyer_id": "by4",
    "hs_code": "8471.40",
    "volume": 2000,
    "country": "US",
    "last_deal": "2026-03"
  },
  {
    "rec_id": "EX005",
    "buyer_raw": "바이어0",
    "buyer_id": "by0",
    "hs_code": "8471.50",
    "volume": 2250,
    "country": "US",
    "last_deal": "2026-03"
  },
  {
    "rec_id": "EX006",
    "buyer_raw": "바이어1",
    "buyer_id": "by1",
    "hs_code": "8471.60",
    "volume": 2500,
    "country": "US",
    "last_deal": "2026-03"
  },
  {
    "rec_id": "EX007",
    "buyer_raw": "바이어2",
    "buyer_id": "by2",
    "hs_code": "8471.70",
    "volume": 2750,
    "country": "US",
    "last_deal": "2026-03"
  }
]