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Integrations
- Overview
- Abacus
- bexio
- BuchhaltungsButler
- DATEV Rechnungswesen
- DATEV Unternehmen Online
- Exact Online
- fortnox
- FreeAgent
- FreshBooks
- Holded
- Lexware Office
- Microsoft Business Central
- Moneybird
- Odoo
- Pennylane
- Qonto
- QuickBooks
- Sage Accounting
- Sage Active
- sevdesk
- Snelstart
- Twinfield
- Visma eAcccounting
- Visma e-conomic
- weclapp
- Xentral
- Xero
Use cases
API reference
cURL
Copy
Ask AI
curl --request POST \
--url https://api.maesn.dev/accounting/transactions \
--header 'Content-Type: multipart/form-data' \
--header 'X-ACCOUNT-KEY: <x-account-key>' \
--header 'X-API-KEY: <x-api-key>' \
--form 'files=<string>' \
--form 'transaction={
"id": "f733a433-9662-4a40-8e36-e38ebda94fe1",
"accountId": "14a6b5e92-a261-4be9-814d-84dec9636c16",
"accountNumber": 4900,
"amount": 100,
"bookingDate": "2025-07-15T00:00:00Z",
"contact": "eaa28f49-6028-4b6e-bb12-d8f6278073fc",
"currency": "EUR",
"description": "Hotel for dreamforce",
"journalCode": "31",
"ledgerName": "Payroll",
"reference": "RCXF197253F",
"status": "CREATED",
"taxRatePercentage": 19,
"type": "SPEND",
"valueDate": "2025-07-15T00:00:00Z"
}' \
--form files.items='@example-file'Copy
Ask AI
{
"meta": {
"warnings": [
"Field not used by target system"
],
"pagination": {
"total": 125,
"perPage": 50,
"currentPage": 1,
"totalPages": 3
}
},
"data": {
"id": "f733a433-9662-4a40-8e36-e38ebda94fe1",
"accountId": "14a6b5e92-a261-4be9-814d-84dec9636c16",
"accountNumber": 4900,
"amount": 100,
"bookingDate": "2025-07-15T00:00:00Z",
"contact": "eaa28f49-6028-4b6e-bb12-d8f6278073fc",
"currency": "EUR",
"description": "Hotel for dreamforce",
"files": [
"file1.pdf"
],
"journalCode": "31",
"ledgerName": "Payroll",
"reference": "RCXF197253F",
"status": "CREATED",
"taskId": "ADB4457839PXTC2220",
"taxRatePercentage": 19,
"type": "SPEND",
"valueDate": "2025-07-15T00:00:00Z"
}
}Transactions
Create transaction
POST
/
accounting
/
transactions
cURL
Copy
Ask AI
curl --request POST \
--url https://api.maesn.dev/accounting/transactions \
--header 'Content-Type: multipart/form-data' \
--header 'X-ACCOUNT-KEY: <x-account-key>' \
--header 'X-API-KEY: <x-api-key>' \
--form 'files=<string>' \
--form 'transaction={
"id": "f733a433-9662-4a40-8e36-e38ebda94fe1",
"accountId": "14a6b5e92-a261-4be9-814d-84dec9636c16",
"accountNumber": 4900,
"amount": 100,
"bookingDate": "2025-07-15T00:00:00Z",
"contact": "eaa28f49-6028-4b6e-bb12-d8f6278073fc",
"currency": "EUR",
"description": "Hotel for dreamforce",
"journalCode": "31",
"ledgerName": "Payroll",
"reference": "RCXF197253F",
"status": "CREATED",
"taxRatePercentage": 19,
"type": "SPEND",
"valueDate": "2025-07-15T00:00:00Z"
}' \
--form files.items='@example-file'Copy
Ask AI
{
"meta": {
"warnings": [
"Field not used by target system"
],
"pagination": {
"total": 125,
"perPage": 50,
"currentPage": 1,
"totalPages": 3
}
},
"data": {
"id": "f733a433-9662-4a40-8e36-e38ebda94fe1",
"accountId": "14a6b5e92-a261-4be9-814d-84dec9636c16",
"accountNumber": 4900,
"amount": 100,
"bookingDate": "2025-07-15T00:00:00Z",
"contact": "eaa28f49-6028-4b6e-bb12-d8f6278073fc",
"currency": "EUR",
"description": "Hotel for dreamforce",
"files": [
"file1.pdf"
],
"journalCode": "31",
"ledgerName": "Payroll",
"reference": "RCXF197253F",
"status": "CREATED",
"taskId": "ADB4457839PXTC2220",
"taxRatePercentage": 19,
"type": "SPEND",
"valueDate": "2025-07-15T00:00:00Z"
}
}Field support per integration
DATEV Unternehmen Online
DATEV Unternehmen Online
This endpoints is asynchronous. To check the status of the request, use the
GET asyncTask endpoint.
For more info about asynchronous tasks visit the Asynchronous Task section.If you’re not using the Interactive Authentication Flow, make sure the query parameter
companyId is accurately populated with the appropriate company ID. You can obtain this value by using the GET Companies endpoint available under the Authentication section.Show properties
Show properties
The
id field is the identifier for the transaction.The
accountNumber field specifies the general ledger account linked to the transaction.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, ZWRThe
ledgerName field represents the name of the correct ledger folder where the data will be sent to.To get the correct name, you can use the GET Accounts endpoint.The
ledgerName must be of type CASH.Exact
Exact
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.Show properties
Show properties
The
accountId is the id of the GL account related to the transaction.You can obtain this value by using the GET Accounts endpoint.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, ZWRLexware Office
Lexware Office
sevdesk
sevdesk
Supported Request Fields:
Show properties
Show properties
The
accountId is the id of the bank account related to the transaction.You can obtain this value by using the GET Bank Accounts endpoint.Available options:
CREATED, LINKED, PRIVATE, BOOKEDBody
multipart/form-data
Array of files to upload
Show child attributes
Show child attributes
Example:
"f733a433-9662-4a40-8e36-e38ebda94fe1"
Example:
"14a6b5e92-a261-4be9-814d-84dec9636c16"
Example:
4900
Example:
100
Example:
"2025-07-15T00:00:00Z"
Example:
"eaa28f49-6028-4b6e-bb12-d8f6278073fc"
Available options:
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 Example:
"EUR"
Example:
"Hotel for dreamforce"
Example:
"31"
Example:
"Payroll"
Example:
"RCXF197253F"
Available options:
CREATED, LINKED, PRIVATE, BOOKED, AUTHORISED, DELETED Example:
19
Available options:
RECEIVE, RECEIVE-OVERPAYMENT, RECEIVE-PREPAYMENT, SPEND, SPEND-OVERPAYMENT, SPEND-PREPAYMENT, RECEIVE-TRANSFER, SPEND-TRANSFER Example:
"SPEND"
Example:
"2025-07-15T00:00:00Z"
Response
200 - application/json
Show child attributes
Show child attributes
Example:
"f733a433-9662-4a40-8e36-e38ebda94fe1"
Example:
"14a6b5e92-a261-4be9-814d-84dec9636c16"
Example:
4900
Example:
100
Example:
"2025-07-15T00:00:00Z"
Example:
"eaa28f49-6028-4b6e-bb12-d8f6278073fc"
Available options:
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 Example:
"EUR"
Example:
"Hotel for dreamforce"
Example:
"31"
Example:
"Payroll"
Example:
"RCXF197253F"
Available options:
CREATED, LINKED, PRIVATE, BOOKED, AUTHORISED, DELETED Example:
"CREATED"
Example:
"ADB4457839PXTC2220"
Example:
19
Available options:
RECEIVE, RECEIVE-OVERPAYMENT, RECEIVE-PREPAYMENT, SPEND, SPEND-OVERPAYMENT, SPEND-PREPAYMENT, RECEIVE-TRANSFER, SPEND-TRANSFER Example:
"SPEND"
Example:
"2025-07-15T00:00:00Z"
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