curl --request POST \
  --url https://api.bold-factory.com/v1/warehouse/shipments/{shipmentReference}/lines \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "relatedReference": "<string>",
  "skuReference": "<string>",
  "quantity": 123,
  "relatedType": "SalesOrderLine",
  "externalReference": "<string>"
}
'

{
  "id": "<string>",
  "externalReference": "<string>",
  "relatedId": "<string>",
  "shipment": {
    "id": "<string>",
    "externalReference": "<string>",
    "destination": "<string>",
    "destinationId": "<string>",
    "date": "2023-12-25",
    "code": "<string>",
    "locationId": "<string>",
    "location": {
      "id": "<string>",
      "externalReference": "<string>",
      "name": "<string>",
      "createdAt": "2023-11-07T05:31:56Z",
      "createdBy": "<string>",
      "lastModifiedAt": "2023-11-07T05:31:56Z",
      "lastModifiedBy": "<string>"
    },
    "shipped": true,
    "shippedAt": "2023-11-07T05:31:56Z",
    "createdAt": "2023-11-07T05:31:56Z",
    "createdBy": "<string>",
    "lastModifiedAt": "2023-11-07T05:31:56Z",
    "lastModifiedBy": "<string>"
  },
  "shipmentId": "<string>",
  "type": "SalesOrderLine",
  "skuId": "<string>",
  "sku": {
    "id": "<string>",
    "code": "<string>",
    "externalReference": "<string>",
    "name": "<string>",
    "managesLots": true,
    "stock": 123,
    "unit": {
      "id": "<string>",
      "code": "<string>",
      "name": "<string>"
    },
    "displayDecimalPlaces": 123
  },
  "quantity": 123
}