magnet:?xt=urn:btih:7610db5e3e2879792ee4c060f2087a3d38f7bdb5&xt=urn:md5:84117742d86fc259337a7c7b1a69eecf&xl=1519&dn=5.12.1-0-201901300533sha1s.txt.7z&as=https://download.qt.io/online/qtsdkrepository/linux_x64/desktop/qt5_5121_src_doc_examples/qt.qt5.5121/5.12.1-0-201901300533sha1s.txt.7z&tr=http://bt.qt-project.org:6969/announce