# Unassign a participant from an exam

**POST /exam-participants/unassign**

Removes or cancels a participant's assignment from a specific exam, as long as the participant has not started the exam.


## Servers
- https://app.indolat.com/api/v1: https://app.indolat.com/api/v1 ()


## Authentication methods
- X client key


## Parameters



### Body: application/json (object)
JSON object containing the participant ID and exam ID for the unassignment process.
- **participant_id** (integer)
  Unique ID of the participant to be assigned to or unassigned from an exam.
- **exam_id** (integer)
  Unique ID of the exam related to the assignment or unassignment operation.


## Responses
### 200
Participant's assignment from the exam successfully canceled.

### 400
Failed to unassign: Participant is not registered for this exam or participant has already started the exam.

### 401
Authorization failed. Ensure the `X-Client-Key` sent is valid and active.

### 403
Invalid or inactive client. The API key may be incorrect, expired, or your account does not have permission.

### 404
Participant or Exam data with the given ID was not found.

### 422
Validation error occurred on the submitted participant ID or exam ID.

### 500
An internal server error occurred. Please try again shortly or contact support.


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