mogwai08-28-2003t01.flac:1e67a4c6a484e4f0b2a73e5931872050 mogwai08-28-2003t02.flac:a2cf2cece70c4f4cab111347a09f9368 mogwai08-28-2003t03.flac:94d40f62f5d739293cb80105cb9b0bf0 mogwai08-28-2003t04.flac:256b0d3fb35e5c33844575991cf8179e App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned