ETag: "5671e3afe7c661fa737e1ddb49f25059" accept: */* authorization: LOW FL16hzUzUWaZT77E:REDACTED_BY_IA_S3 content-length: 21200 expect: 100-continue host: s3.us.archive.org user-agent: curl/7.21.7 (x86_64-unknown-linux-gnu) libcurl/7.21.7 x-archive-queue-derive: 0 x-upload-date: 2011-08-17T18:15:38.000Z App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned