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GET
/
accounting
/
openItems
cURL
curl --request GET \
  --url https://api.maesn.dev/accounting/openItems \
  --header 'X-ACCOUNT-KEY: <x-account-key>' \
  --header 'X-API-KEY: <x-api-key>'
{
  "meta": {
    "warnings": [
      "Field not used by target system"
    ],
    "pagination": {
      "total": 125,
      "perPage": 50,
      "currentPage": 1,
      "totalPages": 3
    }
  },
  "data": [
    {
      "id": "8df2df10-0fae-40ad-9d22-f25e5ab0ba23",
      "accountId": "10fae-40ad-9d2df2df10-9d22-f44f5ab3eu",
      "accountName": "Vendor ABC",
      "accountNumber": "100100000",
      "createdDate": "2025-06-01T00:00:00Z",
      "currency": "EUR",
      "documentNumber": "INV-1",
      "entries": [
        {
          "amount": 1000,
          "currency": "EUR",
          "debitCreditIndicator": "DEBIT",
          "description": "Hotel stay",
          "dueDate": "2025-06-21T00:00:00Z",
          "postingDate": "2025-06-01T00:00:00Z"
        }
      ],
      "openBalance": {
        "amount": 1000,
        "debitCreditIndicator": "DEBIT"
      },
      "postingDate": "2025-06-01T00:00:00Z",
      "totalCreditAmount": 0,
      "totalDebitAmount": 1000,
      "updatedDate": "2025-06-12T00:00:00Z"
    }
  ]
}

​
Field support per integration

If you’re not using the Interactive Authentication Flow, make sure the query parameter companyId is correctly populated. You can obtain this value by using the GET Companies endpoint available under the Authentication section.
Supported filters:
  • type
Support pagination: trueSupport rawData: true
Supported response fields:
​
id
string
​
accountId
string
​
accountName
string
​
currency
enum
Available options (3-letter ISO 4217): AED, AFN, ALL, AMD, ANG, AOA, ARS, AUD, AWG, AZN, BAM, BBD, BDT, BGN, BHD, BIF, BMD, BND, BOB, BRL, BSD, BTN, BWP, BYR, BZD, CAD, CDF, CHF, CLP, CNY, COP, CRC, CUC, CVE, CZK, DJF, DKK, DOP, DZD, EEK, EGP, ERN, ETB, EUR, FJD, FKP, GBP, GEL, GHS, GIP, GMD, GNF, GQE, GTQ, GYD, HKD, HNL, HRK, HTG, HUF, IDR, ILS, INR, IQD, IRR, ISK, JMD, JOD, JPY, KES, KGS, KHR, KMF, KPW, KRW, KWD, KYD, KZT, LAK, LBP, LKR, LRD, LSL, LTL, LVL, LYD, MAD, MDL, MGA, MKD, MMK, MNT, MOP, MRO, MUR, MVR, MWK, MXN, MYR, MZM, NAD, NGN, NIO, NOK, NPR, NZD, OMR, PAB, PEN, PGK, PHP, PKR, PLN, PYG, QAR, RON, RSD, RUB, SAR, SBD, SCR, SDG, SEK, SGD, SHP, SLL, SOS, SRD, SYP, SZL, THB, TJS, TMT, TND, TRY, TTD, TWD, TZS, UAH, UGX, USD, UYU, UZS, VEB, VND, VUV, WST, XAF, XCD, XDR, XOF, XPF, YER, ZAR, ZMK, ZWR
​
documentNumber
string
​
openBalance
Balance
​
postingDate
string
​
totalCreditAmount
number
​
totalDebitAmount
number
​
type
enum
Available options: BILL, INVOICE
Make sure the query parameters environmentName and companyId are correctly populated. You can obtain these values by using the GET Environments and GET Companies endpoints available under the Authentication section.
Query parameters:
​
limit
enum
Available options: 5, 10, 20, 50, 100
​
page
number
​
lastModifiedAt
string
Filter by last modified date.
Example: lastModifiedAt=2021-01-01T00:00:00Z
​
rawData
boolean
​
type
enum
Available options: INVOICE, BILL
Supported response fields:
​
id
string
​
accountNumber
string
​
currency
string
​
documentNumber
string
​
openBalance
Balance
​
postingDate
string
​
totalCreditAmount
number
​
totalDebitAmount
number
​
type
enum
Available options: BILL, INVOICE
​
updatedDate
string

Headers

​
X-API-KEY
string
required

API key

​
X-ACCOUNT-KEY
string
required

Account key

Query Parameters

​
page
number
​
limit
enum<number>
Available options:
5,
10,
20,
50,
100
​
companyId
string
​
environmentName
string
​
fiscalYear
number
​
accountNumber
string
​
documentNumber
string
​
type
enum<string>
Available options:
BILL,
INVOICE
​
lastModifiedAt
number
​
rawData
boolean

Response

200 - application/json
​
meta
object
​
data
object[]
Last modified on June 23, 2026