magnet:?xt=urn:btih:9b8f4425a4767fb478e9cc18417f6bb5b9acf550&xt=urn:md5:28f11f761a95d7feae48fb0ae22e36fa&xl=40&dn=5.12.9-0-202006121755qtnfc-documentation.7z.sha1&as=https://download.qt.io/online/qtsdkrepository/mac_x64/desktop/qt5_5129_src_doc_examples/qt.qt5.5129.doc/5.12.9-0-202006121755qtnfc-documentation.7z.sha1&tr=http://bt.qt-project.org:6969/announce