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POST
/
auth
/
{TARGET_SYSTEM}
cURL
curl --request POST \
  --url https://api.maesn.dev/auth/{TARGET_SYSTEM} \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <x-api-key>' \
  --data '
{
  "webhookCallbackUrl": "https://your-app.com/webhooks/account-key",
  "baseUrl": "https://entity-api1-4.abacus.ch",
  "callBackUrl": "https://your-app.com/callback",
  "cancelCallbackUrl": "https://your-app.com/cancel",
  "includeSignature": false,
  "tenantId": "tenant_abc123"
}
'
"https://login-url.com"

Documentation Index

Fetch the complete documentation index at: https://docs.maesn.com/llms.txt

Use this file to discover all available pages before exploring further.

Headers

​
X-API-KEY
string
required

API key

Path Parameters

​
TARGET_SYSTEM
string
required

Body

application/json
​
webhookCallbackUrl
string
required
Example:

"https://your-app.com/webhooks/account-key"

​
baseUrl
string
Example:

"https://entity-api1-4.abacus.ch"

​
callBackUrl
string
Example:

"https://your-app.com/callback"

​
cancelCallbackUrl
string
Example:

"https://your-app.com/cancel"

​
includeSignature
boolean
Example:

false

​
tenantId
string
Example:

"tenant_abc123"

Response

201 - text/html

Successful response

The response is of type string.

Example:

"https://login-url.com"

Last modified on May 15, 2026