beec13fffd61c28435ebd1bccbf7a51e *cb2003-04-30d1t01.wav 9c1a9b3f7075916a4c75a35e29a6c560 *cb2003-04-30d1t02.wav 948b692b8321236932b5b1634c44eb14 *cb2003-04-30d1t03.wav 57f24aa2a9434d00c5a699193f84c206 *cb2003-04-30d1t04.wav f6dee7f76c2613f60fad8c054b001256 *cb2003-04-30d1t05.wav eb69f05692810733a0453138933143f9 *cb2003-04-30d1t06.wav App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned