0084e30aec68df9d67559be307756e03 *gm1996-11-06-EAC-d1.t01.wav 7583738f1b2adcb945ec52e024588afc *gm1996-11-06-EAC-d1.t02.wav 648ae24a4c7830c74a207e0cb67df204 *gm1996-11-06-EAC-d1.t03.wav 850a10004fd5233fd4badfb33476ba12 *gm1996-11-06-EAC-d1.t04.wav 37ee31e871240eaee534b61664b84564 *gm1996-11-06-EAC-d1.t05.wav e2d76cb0b7694debb00b08de64dbeb4d *gm1996-11-06-EAC-d1.t06.wav App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned