public function downloadFileWithCustomFilename(\Step\Api\TokenUser $I)
 {
     $I->am('a file owner');
     $I->wantTo('insert a file in a forum');
     $fileMetaData = $I->getSharedFileInformation();
     // Note: The share file is a PNG
     $filename = 'jackinabox.png';
     $url = $this->apiUrl . $fileMetaData['token'] . '/' . $filename;
     $I->haveHttpHeader('Accept', $this->browserHeader);
     $I->sendGET($url);
     $I->downloadAFile($fileMetaData, $filename);
 }