curl --request POST \
--url https://api.example.com/v1/emails/{id}/cancelCancel a scheduled email before it’s sent.
curl --request POST \
--url https://api.example.com/v1/emails/{id}/cancelcurl -X POST https://www.unosend.co/api/v1/emails/550e8400-e29b-41d4-a716-446655440000/cancel \
-H "Authorization: Bearer un_xxxxxxxxxx"
{
"id": "550e8400-e29b-41d4-a716-446655440000",
"status": "cancelled"
}
scheduled status. Once an email has been sent, it cannot be cancelled.