curl --request POST \
  --url https://{host}/product-catalog/v1/Products/import \
  --header 'Content-Type: application/json' \
  --data '
[
  {
    "name": "White Sandwich Bread 500 g",
    "externalId": "EXT-1001",
    "hierarchyId": "1001",
    "imageLink": "https://example.com/images/bread_white_500.jpg",
    "eans": [
      "4820001000006"
    ],
    "brand": {
      "id": "Daily Loaf",
      "name": "BR-001"
    },
    "suppliers": [
      {
        "id": "Fresh Market",
        "name": "SUP-001"
      },
      {
        "id": "Local Bakery Co.",
        "name": "SUP-002"
      }
    ],
    "saleUnit": "piece",
    "weightUnit": "kg",
    "unitOfMeasure": "piece",
    "unitsPerPiece": 1,
    "isWeightable": false,
    "restrictions": [],
    "metadata": null
  }
]
'