---
page_type: error
code: 60306
message: "60306: Invalid Request"
level: ERROR
product: Verify
---

## Description

The request is invalid.

HTTP status: 400

### Possible Causes

One or more parameters are in an invalid format:

- Invalid `AccountSid`.
- Invalid `ServiceSid`.
- Invalid `Identity`.
- Invalid Factor parameters: Invalid `FriendlyName`, `Binding`, etc.
- Invalid `AuthPayload` when verifying a factor or challenge.
- Invalid `FactorSid`.
- Invalid list parameters: Invalid `Page`, `PageSize` or `PageToken`.
- Invalid Challenge parameters: Invalid `FactorSid`, `ExpirationDate`, `Details` or `HiddenDetails`.
- Invalid `ChallengeSid`.
- Invalid Factor configuration.
- Invalid `JWT`.
- Invalid Webhooks parameters: Invalid `EventTypes`
- Invalid `PhoneNumber` or Invalid `PhoneNumberPrefix` when adding a `PhoneNumber` or `PhoneNumberPrefix` to Global Safelist APIs.

### Possible Solutions

Review the parameters you are passing from the list above and try again. Accepted parameters are detailed in the [API reference](/docs/verify/api).