84fe428ace68037f63502731f1ff19fb *ph-97-06-19d3t01.shn 145def561f1d56b26a33852b921499fc *ph-97-06-19d3t02.shn 8877f314e063228c1bb191ed0689cf33 *ph-97-06-19d3t03.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned