message: Use correct class name
diff: @@ -30,7 +30,7 @@ Pass instance of MyAuthenticationProvider while initializing.
  import { MyAuthenticationProvider } from "./MyAuthenticationProvider";
  let clientOptions: ClientOptions = {
  - authProvider: new MyCustomAuthenticationProvider(),
  + authProvider: new MyAuthenticationProvider(),
  };
  const client = Client.initWithMiddleware(clientOptions);
  ```
  