# Event Subscription Token

### Definition

**event_subscription_token**  
Type: `string`  
Required: `true`

### Responses

- **204**  
  OK

- **400**  
  A parameter in the query given in the request does not match the valid queries for the endpoint.

- **401**  
  |  |  |  
  | --- | --- |
  | User has not been authenticated | Invalid or missing API key |
  | API key is not active | The API key used is no longer active |
  | Could not find API key | The API key provided is not associated with any user |
  | Please provide API key in Authorization header | The Authorization header is not in the request |
  | Please provide API key in the form Authorization: [api-key] | The Authorization header is not formatted properly |
  | Insufficient privileges. Issuing API key required | Write access requires an Issuing API key. Reach out at [lithic.com/contact](/content/contact/index.html) |
  | Insufficient privileges to create virtual cards. | Creating virtual cards requires an additional privilege |

- **404**  
  The specified resource was not found.

- **429**  
  Client has exceeded the number of allowed requests in a given time period.  
  |  |  |  
  | --- | --- |
  | Rate limited, too many requests per second | User has exceeded their per second rate limit |
  | Rate limited, reached daily limit | User has exceeded their daily rate limit |
  | Rate limited, too many keys tried | One IP has queried too many different API keys |

### Example Request

```shell
curl --request POST \
     --url https://sandbox.lithic.com/v1/event_subscriptions/event_subscription_token/secret/rotate \
     --header 'accept: application/json'
```

### Click `Try It!`
To start a request and see the response.