# Given a timestamp offset in seconds, adds the offset to every subsequent block header's timestamp.

## Endpoint

**POST** /v2/devmode/blocks/offset/{offset}

Sets the timestamp offset (seconds) for blocks in dev mode. Providing an offset of 0 will unset this value and try to use the real clock for the timestamp.

## Authorizations

- **api_key**

## Parameters

### Path Parameters

**offset**  
required  
integer  
The timestamp offset for blocks in dev mode.

## Responses

### 200

OK

### 400

Cannot set timestamp offset to a negative integer.

- **data**  
  object  
- **message**  
  required  
  string

### 401

Invalid API Token

- **data**  
  object  
- **message**  
  required  
  string

### 500

Internal Error

- **data**  
  object  
- **message**  
  required  
  string

### default

Unknown Error