curl --request POST \
  --url https://vpn.bserv.dev/api/v1/invoice/delete-quote \
  --header 'Content-Type: application/x-www-form-urlencoded' \
  --header 'token: <api-key>' \
  --data invoice_id=123

{
  "success": false,
  "errors": "Quote ID: 5 not found."
}