Documentation IndexFetch the complete documentation index at: /llms.txtUse this file to discover all available pages before exploring further.
Fetch the complete documentation index at: /llms.txt
Use this file to discover all available pages before exploring further.
cURL
curl --request POST \ --url https://api.posta.co/letters/{id}/cancel \ --header 'X-Api-Key: <api-key>'
{ "type": "<string>", "title": "<string>", "detail": "<string>", "status": 400, "errors": {} }
Cancel a letter.
The unique identifier of the letter to cancel.
The request has been accepted for processing, but processing has not yet completed.
