curl --request POST \
  --url https://api.bold-factory.com/v1/items/skus/{skuReference}/suppliers \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "supplierReference": "<string>",
  "pricePerUnit": {
    "amount": 123,
    "currency": "EUR"
  },
  "supplierSkuCode": "<string>",
  "leadTimeAverageDays": 123,
  "leadTimeStdDevDays": 123
}
'

{
  "skuId": "<string>",
  "sku": {
    "id": "<string>",
    "externalReference": "<string>",
    "code": "<string>",
    "name": "<string>",
    "stock": 123,
    "incomingStock": 123,
    "outgoingStock": 123,
    "currentAvailableStock": 123,
    "projectedAvailableStock": 123,
    "supplyPolicy": {
      "safetyStock": 123,
      "reorderPoint": 123,
      "minimumAmount": 123,
      "amountMultiple": 123,
      "procurementLeadTimeBusinessDays": 123
    },
    "demand": {
      "results": [
        {
          "id": "<string>",
          "code": "<string>",
          "priority": 123,
          "quantity": 123,
          "availableQuantity": 123,
          "plannedQuantity": 123,
          "neededAt": "2023-11-07T05:31:56Z",
          "expectedAt": "2023-11-07T05:31:56Z"
        }
      ],
      "totalCount": 123
    },
    "supply": {
      "results": [
        {
          "id": "<string>",
          "code": "<string>",
          "quantity": 123,
          "expectedAt": "2023-11-07T05:31:56Z"
        }
      ],
      "totalCount": 123
    },
    "unit": {
      "id": "<string>",
      "code": "<string>",
      "name": "<string>"
    },
    "displayDecimalPlaces": 123
  },
  "supplierId": "<string>",
  "supplier": {
    "id": "<string>",
    "externalReference": "<string>",
    "name": "<string>",
    "taxIdentificationNumber": "<string>",
    "deletedAt": "2023-11-07T05:31:56Z",
    "createdAt": "2023-11-07T05:31:56Z",
    "createdBy": "<string>",
    "lastModifiedAt": "2023-11-07T05:31:56Z",
    "lastModifiedBy": "<string>"
  },
  "pricePerUnit": {
    "amount": 123,
    "currency": "<string>"
  },
  "supplierSkuCode": "<string>",
  "leadTimeAverageDays": 123,
  "leadTimeStdDevDays": 123
}