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GET
/
accounting
/
journalEntries
/
{journalEntryId}
/
Attachments
/
{attachmentId}
cURL
curl --request GET \
  --url https://api.maesn.dev/accounting/journalEntries/{journalEntryId}/Attachments/{attachmentId} \
  --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": "file content"
}

​
Field support per integration

If you’re not using the Interactive Authentication Flow, 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.
Supported Response Fields: This endpoint returns the content of an attachment as raw binary data.
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. Please use the id field as the companyId.
Supported Response Fields: This endpoint returns the content of an attachment as raw binary data.
Supported Response Fields: This endpoint returns the content of an attachment as raw binary data.

Headers

​
X-API-KEY
string
required

API key

Example:

"example value"

​
X-ACCOUNT-KEY
string
required

Account key

Example:

"example value"

Path Parameters

​
journalEntryId
string
required
​
attachmentId
string
required

Query Parameters

​
companyId
string
​
environmentName
string

Response

200 - application/json
​
meta
object
​
data
object
Example:

"file content"

Last modified on June 10, 2026