Programmatically expire an unpaid charge to cancel a pending checkout session or invalidate a payment link.
api.hel.io/v1 and generate API keys there. For the development environment, use api.dev.hel.io/v1 and generate API keys from moonpay.dev.hel.io.Authentication using JWT token
The charge token (e.g. the segment at the end of https://app.hel.io/charge/{token}).
Your API key, which can be generated from the Helio Dashboard settings page.
The charge was expired successfully. No response body.