26a02b4120823257122b012b1193c3ae *ph1994-10-26d3t01.shn 0985615078a0499c7220dfed16abf567 *ph1994-10-26d3t02.shn 1a35b432b4b4e3bf1fcbf0b84480dac1 *ph1994-10-26d3t03.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned