```http
POST https://{UriToDeliveryAdaptersCreateExternalShipmentEndpoint} HTTP/1.1
Authorization: Basic Auth
Content-Type: application/json

{
  "configurationId": "config-1",
  "storeId": 123456,
  "reference": "ABCDEFGHJIKLMNOP",
  "customer": {
    "email": "test@walleytest.se",
    "mobilePhoneNumber": "+46701111111",
    "deliveryAddress": {
      "firstName": "Lars-Erik Rudolf",
      "lastName": "Viberg",
      "companyName": null,
      "coAddress": null,
      "address": "Sommarstugevägen 2",
      "address2": null,
      "postalCode": "85353",
      "city": "Sundsvall",
      "countryCode": "SE"
    }
  },
  "shipment": {
    "id": "shipmentId-1",
    "metadata": {
      "key-for-shipment": "metadata-for-shipment"
    },
    "shippingChoice": { 
      "id": "choiceId-1",
      "metadata": {
        "key-for-shipping-choice": "metadata-for-shipping-choice"
      },
      "destination" : {
        "id": "destinationId-gothenburg",
        "metadata": {
          "key-for-destination": "metadata-for-destination"
        },
        "deliveryDate": {
          "date": "2021-02-25T00:00:00+00:00",
          "timeFrom": "17:00",
          "timeTo": "21:00",
          "metadata": {
            "duringOpenHours": "true"
          }
        }
      },
      "options": [
        {
          "id": "option-1",
          "value": "true"
        },
        {
          "id": "option-3",
          "value": "The dog is friendly"
        }
      ]
    }
  }
}
```