API error codes
If a request fails, the API responds with an HTTP code and an error object
with a machine-readable code and a message.
| Code | HTTP | What to do |
|---|---|---|
invalid_amount |
400 | Pass the amount as a string with two digits after the point |
invalid_key |
401 | Check the key and the mode: test or live |
payment_not_found |
404 | Check the payment ID |
rate_limited |
429 | Retry after the time in the Retry-After header |