# Chargeback Transaction

A chargeback transaction occurs when a customer disputes a charge on their credit card statement and requests a refund from their bank. Fraud detection involves identifying and preventing unauthorized or fraudulent chargeback requests.

## Endpoint

`POST https://secctrl.tutelar.io/api/v1/fraud-detector/transaction/chargeback`

## Body

### `application/json`

#### `status` — string · enum · Required

This key is used to request the chargeback status for a transaction. The possible values are:

* `contested`: The chargeback has been contested.
* `accepted`: The chargeback has been accepted.
* `defeated`: The chargeback dispute has been defeated.
* `refunded`: The transaction amount has been refunded.
* `prearbitration`: The chargeback is in the pre-arbitration phase.

Example: `contested`

Possible values: `contested`, `accepted`, `defeated`, `refunded`, `prearbitration`

#### `orderId` — string · Required

This is a unique identifier for the transaction associated with the order for which the chargeback is being requested.

Example: `ORD_10726`

#### `reason` — string · Required

The reason for the chargeback. This explains why the chargeback is being requested, such as due to fraudulent activity, unauthorized transactions, or disputes over the product or service.

Example: `Product Not Received`

## Responses

### 200

If the chargeback status is updated successfully.

`application/json`

* `success` — boolean · Optional\
  Example: `true`
* `message` — string · Optional\
  Example: `Chargeback status updated successfully`
* `data` — object · Optional

### 422

If an invalid status is provided.

`application/json`

## Example request

```http
POST /api/v1/fraud-detector/transaction/chargeback HTTP/1.1
Host: secctrl.tutelar.io
Content-Type: application/json
Accept: */*
Content-Length: 76

{
  "status": "contested",
  "orderId": "ORD_10726",
  "reason": "Product Not Received"
}
```

## Example response

If the chargeback status is updated successfully.

```json
{
  "success": true,
  "message": "Chargeback status updated successfully",
  "data": {
    "orderId": "ORD_10726",
    "requestedDateTime": "2024-04-17T11:54:00.466Z",
    "responseDateTime": "2024-04-17T11:54:00.474Z",
    "processedTime": 8
  }
}
```


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