Function validateToken

validateToken(accountSid: string, token: string): Promise<TokenData>
Validate a user session token
Parameters
- accountSid: string
  The Twilio account SID
- token: string
  Your session token
Returns Promise<TokenData>
- A promise that resolves with the token data
Example
```
import { validateToken } from "@twilio/flex-sdk";

const tokenData = await validateToken("ACXXX", "TOKEN");
```