# Void Label

Voids a purchased shipping label using the shipment’s tracking number.   Rate limit: 600 requests per minute.

Endpoint: POST /api/shipments/void
Version: v1
Security: ApiTokenAuth

## Request fields (application/json):

  - `tracking_code` (string, required)
    Shipment tracking number

## Response 200 fields (application/json):

  - `tracking_code` (string)
    The tracking number of the voided label