ph1987-xx-xx.demo.s1t01.flac:97d873608954855eff4e15097ef28092 ph1987-xx-xx.demo.s1t02.flac:d615d3d43dc6bb24d51112b1531f6e54 ph1987-xx-xx.demo.s1t03.flac:6f3971350fe096c5df686e31f46d10c3 ph1987-xx-xx.demo.s1t04.flac:3e0b6e14608284f39beba305ded0e81e ph1987-xx-xx.demo.s1t05.flac:85e0dda6418269d7f798a71855e86918 ph1987-xx-xx.demo.s1t06.flac:08a66c1aadea81bf0b8cec966fc7472c ph1987-xx-xx.demo.s1t07.flac:b3313a9759c9ec2c5c66db90b4949472 ph1987-xx-xx.demo.s1t08.flac:16fc147741e35ab8047f63988124a442 App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned