c3b36ad6ca42d714eae9d4d13c11383b *delf01-10-11d3t04.wav 55bf833a76f28d5ef0b1c5fc85f7ccf5 *delf01-10-11d3t02.wav 748d95b2cfe32af8d5544cb48b0c79b1 *delf01-10-11d3t03.wav 26418633430c9732164b41fa5db02478 *delf01-10-11d3t01.wav App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned