curl --request GET \
  --url https://api.maesn.dev/accounting/offers/{offerId} \
  --header 'X-ACCOUNT-KEY: <x-account-key>' \
  --header 'X-API-KEY: <x-api-key>'

{
  "meta": {
    "warnings": [
      "Field not used by target system"
    ],
    "pagination": {
      "total": 123,
      "perPage": 123,
      "currentPage": 123,
      "totalPages": 123
    }
  },
  "data": {
    "id": "9dea18d2-748e-4bda-9f4c-02b08a9622cd",
    "addresses": [
      {
        "addressLine1": "Main street 45",
        "addressLine2": "2nd floor",
        "city": "Berlin",
        "countryCode": "DE",
        "postalCode": "10243",
        "type": "BILLING"
      }
    ],
    "contactId": "eaa28f49-6028-4b6e-bb12-d8f6278073fc",
    "createdDate": "2021-01-01T00:00:00Z",
    "currency": "EUR",
    "lineItems": [
      {
        "id": "c1f85763-5be6-ee11-a201-6045bde98d28",
        "accountCode": "8400",
        "accountId": "a23cc-334rn-finsd-438m",
        "createdDate": "2021-01-01T00:00:00Z",
        "description": "SYDNEY Schreibtischstuhl, grün",
        "itemId": "f9f6653e-5be6-ee11-a201-6045bde98d28",
        "name": "GREEN CHAIR",
        "quantity": "1",
        "taxCode": "CODE.19",
        "taxRatePercentage": "19",
        "taxType": "type-19",
        "type": "ITEM",
        "totalDiscountAmount": 10,
        "totalDiscountPercentage": 10,
        "totalGrossAmount": 109,
        "totalNetAmount": 100,
        "totalTaxAmount": 19,
        "unitAmount": 100,
        "unitDiscountAmount": 10,
        "unitDiscountPercentage": 10,
        "unitName": "STÜCK",
        "updatedDate": "2021-01-01T00:00:00Z"
      }
    ],
    "name": "Trey Research",
    "offerDate": "2021-01-01T00:00:00Z",
    "offerNumber": "1001",
    "reference": "RCXF197253F",
    "status": "DRAFT",
    "taxText": "Tax 19 percent",
    "totalDiscountAmount": 10,
    "totalDiscountPercentage": 10,
    "totalGrossAmount": 109,
    "totalNetAmount": 100,
    "totalTaxAmount": 19,
    "updatedDate": "2021-01-01T00:00:00Z"
  }
}