---
title: "Get the employer data audit trail"
method: GET
path: "/v2/providers/employers/{employerId}/auditTrail/employerData"
tags: ["Audit trail"]
---

# Get the employer data audit trail

`GET /v2/providers/employers/{employerId}/auditTrail/employerData`

## Request

- Base URL: `https://api.loket.nl`
- URL: `https://api.loket.nl/v2/providers/employers/{employerId}/auditTrail/employerData`
- Auth: none required

__Activity name :__ <a href="https://developer.loket.nl/Activities/GetEmployerDataAuditTrailByEmployerId" target="_blank">GetEmployerDataAuditTrailByEmployerId</a>

Get the mutations for the all the tables linked to the employer containing employer-related data.

## Path parameters

- `employerId` string, uuid, required

## Query parameters

- `startDate` string, required
- `endDate` string, required
- `filter` string
- `orderBy` string
- `pageNumber` integer
- `pageSize` integer

## Headers

- `Authorization` string, required
- `Accept` string, required

## Response `200`

OK

- object: a warning indacateds that the given payload is valide, however take notice of the warning this might ifluence behavour.
  - `totalSize` integer: Total number of records, taking into account the given filter.
  - `pageSize` integer: Number of records in the response
  - `totalPages` integer: Number of pages available
  - `currentPage` integer: Current page returned in the response
  - `version` Version
    - `obsoleteDate` string, date, nullable: The date (can be null) on which the `resourceVersion` is no longer supported/available
    - `resourceVersion` string, date: The resource version of the object in the response
  - `messages` object[]
    - `type` string: Indication of the type of message. See [the general documentation for more information](./#section/Response/Messages)
    - `description` string: Describes the message
    - `id` string, uuid, nullable: In some cases when the message may relate to a specific entity, or specific group of entities, this field provides the identifier of that entity
    - `code` integer: Identifying code for the message
    - `properties` string[]: An array that can contain additional information
  - `_embedded` EmployerAuditTrail[]
    - `field` Field: The application that performed the mutation
      - `key` integer: The key of the field
      - `value` string: Description of the field
    - `oldValue` string, nullable: The value befor the change. Incase of an create the oldValue will be NULL.
    - `newValue` string, nullable: The value of the field after the change. Incase of an delete the nieuwValue will be NULL.
    - `timeStamp` string, date-time: The time the mutation was performed
    - `entity` Entity: The table on which the change took place
      - `key` integer: The key of the entity
      - `value` string: Description of table
    - `performedBy` UserBasic, nullable
      - `id` string, uuid: The unique identifier of an object (GUID/UUID)
      - `initials` string: The initials of the user
      - `prefix` string, nullable: The prefix of the user
      - `lastName` string: The last name of the user
      - `formattedName` string: preformatted user name for displaying. \<lastname\>\", \"\<initials\>\" \"\<prefix\>
    - `mutationType` MutationType: The type of mutation * create (toevoegen) * update (wijzigen) * delete (verwijderen)
      - `key` integer: The key of the mutationType
      - `value` string: Description of the mutationType
    - `mutationOrigin` MutationOrigin: The origin of the mutation For example: * By user * Automatich process * Collective change * Import
      - `key` integer: The key of the mutationOrigin
      - `value` string: Description of the mutationOrigin
    - `employer` Employer3
      - `id` string, uuid, nullable: The unique identifier (GUID/UUID)
      - `employerNumber` integer: The employer number is used in various overviews and exports to identify a specific employer in Loket (please note: this is not the identifier used in the REST API).
      - `companyName` string: Name of the company
    - `identification` Identification, nullable: The identification of the entity record that was changed
      - `description` string, nullable: Extra identifying information for the mutation

## Other responses

- `400`: Bad Request
- `401`: Unauthorized
- `403`: Forbidden
- `404`: Not Found
- `500`: Internal Server Error

---

[API](https://skmtc.dev/loket/apis/loket-api.md) - [All operations](https://skmtc.dev/loket/apis/loket-api/llms.txt) - [OpenAPI document](https://skmtc.dev/loket/apis/loket-api/revisions/32170564148f?raw)