mutation CreateSalesOrder($request: CreateSalesOrderCommandRequestInput!) {
  CreateSalesOrder(request: $request) {
    salesOrderId
  }
}

{
  "request": {
    "companyId": "id",
    "customerId": "id",
    "billingAddress": {
      "street": "string",
      "city": "string",
      "countryIso": "string"
    },
    "departureCountry": {
      "countryIso": "string",
      "currencyIso": "string"
    },
    "lineItems": [
      {}
    ],
    "paymentDetails": {
      "currencyIso": "string"
    },
    "languageIso": "string",
    "vatId": "string"
  }
}

{
  "data": {
    "CreateSalesOrder": {
      "salesOrderId": "id"
    }
  }
}