88c5f28183a4b591a89542a1a5a6b2eb *los2000-01-31_mtrx_d2t01.shn 057f80c997bf6004b7da495966aec7ec *los2000-01-31_mtrx_d2t02.shn 8151af45d09684bf99fddeda52896c3f *los2000-01-31_mtrx_d2t03.shn 191f7b88c72eed0b491dc058f23086f4 *los2000-01-31_mtrx_d2t04.shn b5d2ea1d0435c7e3a31b43d7c07a1b90 *los2000-01-31_mtrx_d2t05.shn 4ff17165efa6f4d5bf7f9af4a38ea39f *los2000-01-31_mtrx_d2t06.shn d76b6854ff304788c998a23d4159abdf *los2000-01-31_mtrx_d2t07.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned