code: def status(self, external_id, **params):
          
          return self.get(APPVERIFY_STATUS_RESOURCE.format(external_id=external_id),
                          **params)
docs: Retrieves the verification result for an App Verify transaction by external_id. To ensure a secure verification
          flow you must check the status using TeleSign's servers on your backend. Do not rely on the SDK alone to
          indicate a successful verification.
  
          See https://developer.telesign.com/docs/app-verify-android-sdk-self#section-get-status-service or
          https://developer.telesign.com/docs/app-verify-ios-sdk-self#section-get-status-service for detailed
          API documentation.