/**
  * Constructs a new instance of the <AuthV4Query> class.
  *
  * @param string $endpoint (Required) The endpoint to direct the request to.
  * @param string $operation (Required) The operation to execute as a result of this request.
  * @param array $payload (Required) The options to use as part of the payload in the request.
  * @param CFCredential $credentials (Required) The credentials to use for signing and making requests.
  * @return void
  */
 public function __construct($endpoint, $operation, $payload, CFCredential $credentials)
 {
     parent::__construct($endpoint, $operation, $payload, $credentials);
 }