Error codes

Siteverify

Code	Meaning
`missing-input-secret`	No secret was sent.
`invalid-input-secret`	The secret is wrong or was rotated.
`missing-input-response`	No token was sent; the form was likely submitted before the widget finished.
`invalid-input-response`	The token is malformed, from another site, or from a test key.
`timeout-or-duplicate`	The token was already used or is over 5 minutes old.
`rate-limited`	Too many verifications for this secret in one minute.
`bad-request`	The body couldn't be read.
`internal-error`	Something failed on our side; retry with an `idempotency_key`.

The server libraries add hostname-mismatch, action-mismatch, score-too-low and network-error.

network, failed, invalid-sitekey and invalid-hostname reach your errorCallback.